Publications

Publications by Author:

Agrawal, A. A., K. R. Kosola, and D. Parry. 2002. Gypsy moth defoliation and N fertilization affect hybrid poplar regeneration following coppicing. Canadian Journal of Forest Research 32: 1491-1495.

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Aiken, R. M. 1992. Functional relations of root
distributions with the flux and uptake of water and nitrate. Department of Crop and Soil Sciences. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Aiken, R. M., and A. J. M. Smucker. 1996. Root system regulation of whole plant growth. Annual Review Phytopathology 34: 325-347.

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Ambus, P., and G. P. Robertson. 1998. Automated near-continuous measurement of CO2 and N2O fluxes with a photoacoustic infra-red spectrometer and flow-through soil cover boxes. Soil Science Society of America Journal 62:394-400.

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Ambus, P., and G. P. Robertson. 1999. Fluxes of CH4 and N2O in aspen stands grown under ambient and twice-ambient CO2. Plant and Soil 209:1-8.

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Ambus, P., and G. P. Robertson. 2006. The effect of increased N deposition on nitrous oxide, methane, and carbon dioxide fluxes from unmanaged forest and grassland communities in Michigan. Biogeochemistry 79:315-337

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Ambus, P., E. S. Jensen, and G. P. Robertson. 2001. Nitrous oxide and N-leaching losses from agricultural soil: influence of crop residue particle size, quality and placement. Phyton (Austria) 41: 7-15.

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Arango, C. P., J. L. Tank, L. T. Johnson, and S. K. Hamilton. 2008. Assimilatory uptake rather than dissimilatory transformation determines seasonal patterns in nitrogen removal in streams of varying land use. Limnology and Oceanography (in press).

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Asuming-Brempong, S. 1999. The Effect of 2,4-D Selection on Microbial Communities and micrososm and Field Studies and the Impact on
Ecosystem Function. Department of Crop and Soil Sciences. Ph.D. Dissertation, Michigan State University, East Lansing, MI, USA.

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Ayres, M. P., and J. M. Scriber. 1994. Local adaptations to regional climates in Papillo Canadensis Lepidoptera: Papollionidae. Ecological Monographs 64: 465-482.

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Basso, B., and J. T. Ritchie. 2005. Impact of compost, manure and inorganic fertilizer on nitrate leaching and yield for a 6-year maize-alfalfa rotation in Michigan. Agriculture, Ecosystems & Environment 108: 329-241.

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Beaulieu, J. J. 2007. Controls on Greenhouse Gas Emissions from Headwater Streams. Ph.D. Dissertation, University of Notre Dame, South Bend, Indiana, USA.

Beaulieu, J. J., C. P. Arango, S. K. Hamilton, and J. L. Tank. 2008. The production and emission of nitrous oxide from headwater streams in the upper Midwest. Global Change Biology 14: 878-894.

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Bergsma, T. T. 2000. The relationship between denitrification and nitrous oxide flux from soil. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Bergsma, T. T., G. P. Robertson, and N. E. Ostrom. 2002. Influence of soil moisture and land use history on denitrification end-products. Journal of Environmental Quality 31: 711-717.

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Bergsma, T. T., N. E. Ostrom, M. Emmons, and G. P. Robertson. 2001. Measuring simultaneous fluxes from soil of N2O and N2 in the field using the 15N-Gas "Nonequilibrium" technique. Environmental Science and Technology 35: 4307-4312.

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Bergsma, T. T., Q. C. Bergsma, N. E. Ostrom, and G. P. Robertson. 1999. A heurstic model for the calculation of dinitrogen and nitrous oxide flux for 15N-labeled soil. Soil Science Society of America Journal 63:1709-1716.

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Berney, M. F., and G. W. Bird. 1998. Nematodes. Pages 71-79 in M. A. Cavigelli, S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. Michigan Field Crop Ecology. Michigan State University Extension Bulletin E-2646, East Lansing, MI.

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Bills, G. F., M. Christensen, M. Powell, and G. Thorn. 2004. Saprobic soil fungi. Pages 271-302 in G. M. Mueller, G. F. Bills, and M. S. Foster, eds. Biodiversity of Fungi: Inventory and Monitoring Methods. Elsevier Academic Press, Amsterdam, The Netherlands.

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Bird, G. W. 2000. Nematodes and soil quality. Pages 84-94 in L. K. Probyn, M. A. Cavigelli, and D. R. Mutch, eds. Michigan Field Crop Pest Ecology and Management. Michigan State University Extension Bulletin E-2704, East Lansing, MI.

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Bird, G. W. 2001. Patterns of agricultural sustainability. Pages 101-106. Sustainable Agriculture: Possibility and Direction, 2nd Asia-Pacific Conference on Sustainable Agriculture. Thailand national Science and Technology Development Agency, Bankok, Thailand.

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Bird, G. W. 2003. Role of integrated pest management and sustainable development. Pages 73-85 in K. S. Maredia, D. Dakouo, and D. Mota-Sanchez, eds. Integrated Pest Management in the Global Arena. CABI Publishing, Cambridge, Massachusetts, USA.

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Bird, G. W., and J. W. Fisk. 2000. Standards, technology, institutions, and economics of organic farming in the USA. Pages 213-228. Proceedings of the International Seminar on Development of Agribusiness and its Impact on Agriculture Production in Southeast Asia. Tokyo University of Agriculture, Tokyo, Japan.

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Bird, G. W., and M. F. Berney. 1998. Pest ecology and management. Pages 54-58 in M. A. Cavigelli, S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. Michigan Field Crop Ecology. Michigan State University Extension Bulletin E-2646, East Lansing, MI.

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Bird, G. W., and M. J. Brewer. 2006. Innovative integrated pest management for sustainable systems. Pages 25-49 in C. Francis, R. Poincelot, and G. W. Bird, eds. Developing and Extending Sustainable Agriculture: A New Social Contract. The Haworth Press, Binghampton, New York, USA.

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Bird, G. W., M. F. Berney, and M. A. Cavigelli. 1998. Soil ecology. Pages 12-16 in M. A. Cavigelli, S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. Michigan Field Crop Ecology. Michigan State University Extension Bulletin E-2646, East Lansing, MI.

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Bird, G. W., R. R. Harwood, J. E. Sanchez, M. F. Berney, J. Smeenk, and J. J. Smith. 2004. Role of nematodes in nutrient cycling. Phytopathology 94: S129.

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Blackwood, C. 2001. Spatial organization in soil bacterial communities. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Blackwood, C. B. 2003. Eubacterial community structure and population size within the soil light fraction, rhizosphere, and heavy fraction of several agricultural systems. Soil Biology and Biochemistry 35: 1245-1255.

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Blackwood, C. B., C. J. Dell, A. J. M. Smucker, and E. A. Paul. 2006. Eubacterial communities in different soil macroaggregate environments and cropping systems. Soil Biology and Biochemistry 38: 720-728.

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Blackwood, C. B., T. Marsh, S.-H. Kim, and E. A. Paul. 2003. Terminal restriction fragment length polymorphism data analysis for quantitative comparison of microbial communities. Applied and Environmental Microbiology 69: 926-932.

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Bossart, J. L., and J. M. Scriber. 1995. Genetic variation in oviposition preferences in a tiger swallowtail butterfly: interspecific, interpopulation, and interindividual comparisons. Pages 183-193 in J. M. Scriber, Y. Tsubaki, and R. C. Lederhouse, eds. The Swallowtail Butterflies: Their Ecology and Evolutionary Biology. Scientific Publishers, Inc., Gainsville, Florida, USA.

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Bossart, J. L., and J. M. Scriber. 1995. Maintenance of ecologically significant genetic variation in the tiger swallowtail butterfly through differential selection and gene flow. Evolution 49: 1163-1171.

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Brewer, E. A. 2004. Impacts of Calcium and Nitrogen on Carbon Stabilization in Soils of an Afforested Red Pine Stand. MS Thesis, Bradley University, Peoria, Illinois.

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Brewer, M., A. Fiedler, E. Grafius, R. Isaacs, M. E. Kaiser, D. Landis, S. Langley, T. E. Martin, D. Mutch, and J. Tuell. 2007. IPM benefits of managing field borders, covercrops and other noncrop vegetation in S. Deming, L. Johnson, D. Lehnert, and D. Mutch, eds. Building a Sustainable Future: Ecologically Based farming Systems. Extension Bulletin E-2983. Michigan State University, East Lansing, Michigan.

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Broughton, L. C. 2001. Linking plant communities to soil microbial communities and processes in old-fields. PhD Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Broughton, L. C., and K. L. Gross. 2000. Patterns of diversity in plant and soil microbial communities along a productivity gradient in a Michigan old field. Oecologia 125: 420-427.

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Bruns, M. 1996. Nucleic acid probe analysis of autotrophic ammonia-oxidizer populations in soils. Crop and Soil Sciences. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Bruns, M. A., J. R. Stephen, G.A. Kowalchuk, J. I. Prosser, and E. A. Paul. 1999. Comparative diversity of ammonia-oxidizer 16S rRNA gene sequences in native, tilled, and successional soils. Applied and Environmental Microbiology 65: 2994-3000.

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Bruns, M. A., M. A. Fries, J. M. Tiedje, and E. A. Paul. 1998. Functional gene hybridization patterns of terrestrial ammonia-oxidizing bacteria. Microbial Ecology 36: 293-302.

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Buckley, D. H. 2000. The diversity and dynamics of microbial groups in soils from agroecosystems. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Buckley, D. H., and T. M. Schmidt. 2001. Environmental factors influencing the distribution of rRNA from Verrucomicrobia in soil. FEMS Microbial Ecology 35: 105-112.

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Buckley, D. H., and T. M. Schmidt. 2001. The structure of microbial communities in soil and the lasting impact of cultivation. Microbial Ecology 42:11-21.

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Buckley, D. H., and T. M. Schmidt. 2002. Exploring the diversity of soil – a microbial rainforest. Pages 183-208 in J. T. Staley and A. L. Reysenbach, eds. Biodiversity of Microbial Life: Foundation of Earth’s Biosphere. Wiley, New York, New York, USA.

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Buckley, D. H., and T. M. Schmidt. 2003. Diversity and dynamics of microbial communities in soils from agroecosystems. Environmental Microbiology 5: 441-452.

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Buckley, D. H., J. R. Graber, and T. M. Schmidt. 1998. Phylogenetic analysis of nonthermiphilic members of the Kingdom Crenarachaeota and their diversity and abundance in soils. Applied and Environmental Microbiology 64: 4333-4339.

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Burbank, D. H. 1991. Resource quality and recruitment of tree species in plantation forests of southwestern Michigan. Pages 145. Department of Forestry. M.Sc. Thesis, Michigan State University.

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Burgin, A. J. 2007. Alternative microbial pathways of nitrate removal from freshwater ecosystems. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA

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Burgin, A. J., and S. K. Hamilton. 2007. Have we overemphasized the role of dentirification in aquatic ecosystems? A review of nitrate removal pathways. Frontiers in Ecology and the Environment 5: 89-96

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Burgin, A. J., and S. K. Hamilton. 2008. NO3- driven SO42- production in freswhwater ecosystems: Implications for N and S cycling. Ecosystems 11: 908-922.

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Butler, R., M. Servilla, S. Gage, J. Basney, V. Welch, B. Baker, T. Fleury, P. duda, D. Gehrig, M. Bletzinger, J. Tao, and D. M. Freemon. 2006. Cyberinfrastructure for the analysis of ecological acoustic sensor data: A use case study in grid deployment. Proceedings Challenges of Large Applications in Distributed Environments: 25-33.

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Caldeira, K., M. G. Morgan, D. Baldocchi, P. G. Brewer, C. T. A. Chen, G.-J. Nabuurs, N. Nakicenovic, and G. P. Robertson. 2004. A portfolio of carbon management options. Pages 103-130 in C. B. Field and M. R. Raupach, eds. The Global Carbon Cycle. Island Press, Washington, DC, USA.

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Calderon, F. 1997. Lipids: Their value as molecular markers and their role in the carbon cycle of arbuscular mycorrihizae. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Calmon, M. A., W. D. Batchelor, J. W. Jones, J. T. Ritchie, K. J. Boote, and L. C. Hammond. 1999. Simulating soybean root growth and soil water extraction using a functional crop model. Transactions American Society Agricultural Engineering 42: 1868-1877.

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Campbell, B. M. 2008. Characterization of Tetracycline Efflux Genes in Soil Bacteria and an Analysis of Environmental Factors Controlling Their Expression. MS Thesis, Michigan State University, East Lansing, Michigan, USA.

Case, Michael (REU Student). 1999. Nitrification Rates in Soils from a Mid Successional and Late Successional Ecosystem

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Cavigelli, M. 1998. Ecosystem consequences and spatial variability of microbial soil community structure. Crop & Soil Sciences. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Cavigelli, M. A. 1998. Carbon and nitrogen. Pages 17-43 in M. A. Cavigelli, S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. Michigan Field Crop Ecology: Managing Biological Processes for Productivity and Environmental Quality. Michigan State University Extension Bulletin E-2646, East Lansing, Michigan, USA.

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Cavigelli, M. A. 2000. Soil ecology and pest management. Pages 25-34 in L. K. Probyn, M. A. Cavigelli, and D. R. Mutch, eds. Michigan Field Crop Pest Ecology and Management. Michigan State University Extension Bulletin E-2704, East Lansing, MI.

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Cavigelli, M.A. and G.P. Robertson. 2000. The functional significance of denitrifier community composition in a terrestrial ecosystem. Ecology 81: 1402-1414.

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Cavigelli, M. A., and G. P. Robertson. 2001 Role of denitrifier diversity in rates of nitrous oxide consumption in a terrestrial ecosystem. Soil Biology and Biochemistry 33:297-310.

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Cavigelli, M. A., G. P. Robertson, and M. J. Klug. 1995. Fatty acid methyl ester (FAME) profiles as measures of soil microbial community structure. Plant and Soil 170: 99-113.

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Cavigelli, M. A., S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. 1998. Michigan Field Crop Ecology: Managing Biological Processes for Productivity and Environmental Quality. Michigan State University Extension Bulletin E-2646, East Lansing, Michigan, USA.

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Christenson, D. R., D. D. Warncke, M. L. Vitosh, L. W. Jacobs, and J. G. Dahl. 1992. Fertilizer Recommendations for Field Crops in Michigan. Michigan State University Extension Bulletin E-550A, East Lansing, MI.

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Clark, C. M., E. E. Cleland, and S. L. Collins. 2007. Environmental and plant community determinants of species loss flooowing nitrogen enrichment. Ecology Letters 10: 596-607.

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Clark, M. S., S. H. Gage, and J. R. Spence. 1997. Habitats and management associated with common ground beetles Coleoptera: Carabidae in a Michigan agricultural landscape. Environmental Entomology 26: 519-527

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Cleland, E. E., C. Clark, S. Collins, J. Fargione, L. Gough, K. L. Gross, D. G. Milchunas, S. Pennings, W. D. Bowman, I. C. Burke, W. K. Lauenroth, G. P. Robertson, J. Simpson, D. Tilman, and K. N. Suding. 2008. Species responses to nitrogen fertilization in herbaceous plant communities and associated species traits (Data Paper). Ecology 89: p. 1175.

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Collins, H. P., E. A. Paul, K. Paustian, and E. T. Elliott. 1997. Characterization of soil organic carbon relative to its stability and turnover. Pages 51-72 in E. A. Paul, K. Paustian, E. T. Elliott, and C. V. Cole, eds. Soil Organic Matter in Temperate Agroecosystems: Long-Term Experiments in North America. CRC Lewis Publishers, Inc., Boca Raton, Florida, USA.

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Collins, H. P., E. T. Elliott, K. Paustian, L. G. Bundy, W. A. Dick, D. R. Huggins, A. J. M. Smucker, and E. A. Paul. 2000. Soil carbon pools and fluxes in long-term corn belt agroecosystems. Soil Biology and Biochemistry 32:157-168

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Collins, H. P., G. P. Robertson, and M. J. Klug, eds. 1995. The Significance and Regulation of Soil Biodiversity. Kluwer Academic Publishers, Boston, Massachusetts, USA.

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Collins, H. P., R. L. Blevins, L. G. Bundy, D. R. Christenson, W. A. Dick, D. R. Huggins, and E. A. Paul. 1999. Soil carbon dynamics in corn-based agroecosystems: results from carbon-13 natural abundance. Soil Science Society of America Journal 63: 584-591

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Collins, S., K. N. Suding, E. E. Cleland, M. Batty, S. Pennings, K. L. Gross, J. B. Grace, L. Gough, J. Fargionne, and C. M. Clark. 2008. Rank clocks and plant community dynamics. Ecology (in press).

Colunga-Garcia, M. 1996. Interactions between landscape structure and ladybird beetles Coleoptera: Coccinellidae in field crop agroecosystems. Entomology. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Colunga-Garcia, M., and S. H. Gage. 1998. Arrival, establishment, and habitat utilization of the exotic coccinellid Harmonia axyridis Pallas Coleoptera in a Michigan landscape. Environmental Entomology 27: 1574-1580

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Colunga-Garcia, M., S. H. Gage, and D. A. Landis. 1997. Response of all assemblage of Coccinellidae (Coleoptera) to a diverse agricultural landscape. Environmental Entomology 26: 797-804

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Colunga-Garcia, M., S. H. Gage, and L. E. Dyer. 1998. The insect community. Pages 59-70 in M. A. Cavigelli, S. R. Deming, L. K. Probyn, and R. R. Harwood, eds. Michigan Field Crop Ecology: Managing Biological Processes for Productivity and Environmental Quality. Michigan State University Extension Bulletin E-2646, East Lansing, Michigan, USA.

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Cora, J., F. J. Pierce, B. Basso, and J. T. Ritchie. 1999. Simulation of within field variability of corn yield with CERES-Maize model. Pages 1309-1319 in P. C. Robert, R. H. Rust, and W. E. Larson, eds. Precision Agriculture. ASA-CSSA-SSSA, Madison, Wisconsin, USA.

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Corbett, A. L. 1998. Root responses to nutrient heterogeneity: a comparison of dominant and subordinate species from old fields. Dept. of Botany and Plant Pathology. Michigan State University, East Lansing, Michigan, USA.

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Corbin, A. T. 2008. Transitional Dynamics in Converting Conventional Field Cropping Systems to Certified Organic. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

Costamagna, A. C. 2006. Do varying natural enemy assemblages impact aphis glyucines population dynamics? Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Costamagna, A. C., and D. A. Landis. 2006. Predators exert top-down control of soybean aphid across a gradient of agricultural management systems. Ecological Applications 16: 1619-1628.

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Costamagna, A. C., and D. A. Landis. 2007. Quantifying predation on soybean aphid through direct field observations. Biological Control 42: 16-24.

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Costamagna, A. C., D. A. Landis, and C. D. DiFonzo. 2007. Suppression of soybean aphid by generalist predators results in a trophic cascade in soybeans. Ecological Applications 17: 441-451

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Costamagna, A. C., D. A. Landis, and M. J. Brewer. 2008. The role of natural enemy guilds in Aphis glycines suppression. Biological Control 45: 368-379.

Costamagna, A. C., W. van der Werf, F. J. J. A. Bianchi, and D. A. Landis. 2007. An exponential growth model with decreasing r captures bottom-up effects on the population growth Aphis glycines Matsumura (Hemiptera: Aphiddae). Agricultural and Forest Entomology 9: 297-305.

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Council for Agricultural Science and Technology (CAST). 2004. Climate Change and Greenhouse Gas Mitigation: Challenges and Opportunities for Agriculture. Task Force Report No. 141, Council for Agricultural Science and Technology (CAST), Ames, Iowa, USA.

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Crum, J. R., G. P. Robertson, and F. Nurenberger. 1990. Long-term climate trends and agricultural productivity in Southwestern Michigan. Pages 53-58 in D. Greenland and L. W. Swith, eds. Climate Variability and Ecosystem Response. U.S. Forest Service, U.S. Department of Agriculture, Washington, D.C.

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Dalal, R. C., W. Wang, G. P. Robertson, and W. J. Parton. 2003. Nitrous oxide emission from Australian agricultural lands and mitigation options: a review. Australian Journal of Soil Research 41: 165-195

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Dankert, B. A., D. A. Herms, D. Parry, A. J. M. Scriber, and L. A. Haas. 1997. Mediation of interspecific competition between folivores through defoliation-induced changes in host quality. Pages 71-88 in A. Raman, ed. Ecology and Evolution of Plant-Feeding Insects in Natural and Man-Made Environments. Backhus, Leiden, The Netherlands.

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Daroub, S. 1994. The effect of tillage on phosphorus transformations in soils. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Daroub, S., B. G. Ellis, and G. P. Robertson. 2001. Effect of cropping and low-chemical input systems on soil phosphorus fractions. Soil Science 166: 281-291.

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Daroub, S., F. J. Pierce, and B. G. Ellis. 2000. Phosphorus fractions and fate of phosphorus-33 in soils managed under plowing and no-tillage. Soil Science Society of America Journal 64: 170-176

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Davis, A., K. Renner, C. Sprague, L. Dyer, and D. Mutch, eds. 2005. Integrated Weed Management: One Year’s Seeding. Michigan State University Extension Bulletin E-2931, East Lansing, Michigan, USA.

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Davis, A. S., J. Cardina, F. Forcella, G. B. Johnson, G. Kegode, J. L. Lindquist, E. C. Luschei, K. A. Renner, C. K. Sprague, and M. M. Williams. 2005. Environmental factors affecting seedbank persistence of 13 annual weeds across the U.S. corn belt. Weed Science 53: 296-306.

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Davis, A. S., K. Renner, and K. L. Gross. 2005. Weed seedbank and community shifts in a long-term cropping systems experiment. Weed Science 53: 296-306.

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Davis, A. S., S. G. Hallett, and K. A. Renner. 2006. Weed seed mortality in soils with contrasting agricultural management histories. Weed Science 54: 291-297.

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Dazzo, F., and J. Wopereis. 2000. Unraveling the infection process in the Rhizobium-legume symbiosis by microscopy. Pages 295-347 in E. Triplett, ed. Prokaryotic Nitrogen Fixation: A Model System for the Analysis of a Biological Process. Horizon Scientific Press, Wymondham, UK.

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Dazzo, F. B. 2004. Applications of quantitative microscopy in studies of plant surface microbiology. Pages 503-550 in A. Varma, L. Abbott, D. Werner, and R. Hampp, eds. Plant Surface Microbiology. Springer Verlag, Germany.

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Dazzo, F. B. 2004. New CMEIAS image analysis software for computer-assisted microscopy of microorganisms and their ecology. Microscopy Today 12: 18-23.

Dazzo, F. B. 2004. Production of anti-microbial antibodies and their utilization in studies of microbial autecology by immunofluorescence microscopy and in situ CMEIAS image analysis. Pages 911-932 in G. A. Kowalchuk, F. deBruijn, I. Head, A. Akkermans, and J. Elsas, eds. Molecular Microbial Ecology Manual, 2nd ed. Kluwer, Dordrecht, The Netherlands.

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Dazzo, F. B., and Y. G. Yanni. 2006. The natural rhizobium-cereal crop association as and example of plant-bacteria interaction. Pages 109-127 in N. Uphoff, A. S. Ball, E. Fernandes, H. Herren, O. Husson, M. Laing, C. Palm, J. Pretty, P. Sanchez, N. Snanginga, and J. Thies, eds. Biological Approaches to Sustainable Soil Systems. CRC Press, Taylor and Francis Group, Boca Raton, Florida, USA.

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De Gryze, S. 2000. Soil aggregation and aggregate turnover in cultivated and forested soils. M.S. Thesis. Katholieke Universiteit, Leuven, Belgium.

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De Gryze, S., J. Six, K. Paustian, S. J. Morris, E. A. Paul, and R. Merckx. 2004. Soil organic carbon pool changes following land use conversions. Global Change Biology 10: 1120-1132.

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De Roo, R. D., Y. Du, F. T. Ulaby, and M. C. Dobson. 2001. A semi-empirical model at L-band and C-band for a soybean canopy with soil moisture inversion. IEEE Geoscience and Remote Sensing 39: 864-872

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Dethlefsen, L., and T. M. Schmidt. 2005. Differences in codon bias cannot explain differences in translational power among microbes. BMC Bioinformatices 6: 3.

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Dethlefsen, L., and T. M. Schmidt. 2007. Performance of the translational apparatus varies with the ecological strategies of bacteria. Journal of Bacteriology 189: 3237-3245

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Dodds, W. K., A. J. Lopez, R. D. Bowden, S. Gregory, N. B. Grimm, S. K. Hamilton, A. E. Hershey, E. Marti, W. H. McDowell, J. L. Meyer, D. D. Morrall, P. J. Mulholland, B. J. Peterson, J. T. Tank, H. M. Valett, J. R. Webster, and W. M. Wollheim. 2002. N uptake as a function of concentration in streams. Journal of the North American Benthological Society 21: 206-220.

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Dodds, W. K., E. Marti, J. L. Tank, J. Pontius, S. K. Hamilton, N. B. Grimm, W. B. Bowden, W. H. McDowell, B. J. Peterson, H. M. Valett, J. R. Webster, and S. Gregory. 2004. Carbon and nitrogen stoichiometry and nitrogen cycling in streams. Oecologia 140: 458-467

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Drinkwater, L. E., and S. S. Snapp. 2007. Nutrients in agroecosystems: Rethinking the management paradigm. Advances in Agronomy 92: 163-186.

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Eash, N. S., P. D. Stahl, T. B. Parkin, and D. L. Karlen. 1996. A simplified method for extraction of ergosterol from soil. Soil Science Society of America Journal 60: 468-471.

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Ebert-May, D., K. S. Williams, E. P. Weber, J. Hodder, and D. Luckie. 2004. Practicing scientific inquiry: what are the rules? Frontiers in Ecology and the Environment 2: 492-493.

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Eichorst, S. A. 2007. Isolation and characterization of members of the phylum acidobacteria from soils. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA

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Eichorst, S. A., J. A. Breznak, and T. M. Schmidt. 2007. Isolation and characterization of bacteria from soil that define Terriglobus gen. nov., in the phylum Acidobacteria. Applied and Environmental Microbiology 73: 2708-2717.

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Elliott, E. T., K. Paustian, H. P. Collins, E. A. Paul, C. V. Cole, I. C. Burke, R. L. Blevins, D. J. Lyon, W. W. Frye, A. D. Halvorson, D. R. Huggins, R. F. Turco, M. Hickman, C. A. Monz, and S. D. Frey. 1994. Terrestrial carbon pools and dynamics: preliminary data from the corn belt and Great Plains. Soil Science Society of America Special Publication 35: 179-191.

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Elwadie, M. 2002. Spatial and temporal dynamics of nitrogen-water interactions in corn in Michigan. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Elwadie, M., F.J. Pierce, and J. Qi. 2005. Remote sensing of corn canopy dynamics and biophysical variables estimation. Agronomy Journal 97: 99-105.

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Fageria, N. K., and J. M. Scriber. 2001. The role of essential nutrients and minerals in insect resistance in crop plants. Pages 23-54 in T. Anathakrishnan, ed. Insects and Plant Defense Dynamics. Oxford and IHB, New Delhi, India.

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Kosola, K. R., and K. L. Gross. 1999. Resource competition and suppression of plants colonizing early successional old fields. Oecologia 118: 69-75.

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Kosola, K. R., D. I. Dickmann, and D. Parry. 2002. Carbohydrates in individual poplar fine roots- effects of root age and defoliation. Tree Physiology 22:741-746.

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Kosola, K. R., D. I. Dickmann, E. A. Paul, and D. Parry. 2001. Repeated insect defoliation effects on growth, nitrogen aquisition, carbohydrates and root demography. Oecologia 129: 65-74.

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Kosola, K. R., D. M. Durall, G. P. Robertson, D. I. Dickmann, D. Parry, C. A. Russell, and E. A. Paul. 2004. Resilience of mycorrhizal fungi on defoliated and fertilized hybrid poplars. Canadian Journal of Botany 82: 671-680.

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Kosola, K. R., D. Parry, and B. A. Workmaster. 2006. Response of condensed tannins in poplar roots to fertilization and gypsy moth defoliation. Tree Physiology 26: 1607-1611.

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Kravchenko, A. N., and G. P. Robertson. 2007. Can topographical and yield data substantially improve total soil carbon mapping by regression kriging? Agronomy Journal 99: 12-17.

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Kravchenko, A. N., and X. Hao. 2008. Management effects on spatial variability characteristics of surface mineralizable C. Geoderma 144: 387-394.

Kravchenko, A. N., G. P. Robertson, K. D. Thelen, and R. R. Harwood. 2005. Management, topographical, and weather effects on spatial variability of crop grain yields. Agronomy Journal 97: 514-523.

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Kravchenko, A. N., G. P. Robertson, S. S. Snapp, and A. J. M. Smucker. 2006. Using spatial variability information for improved estimates of soil carbon. Agronomy Journal 98: 823-829.

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Kravchenko, A. N., G. P. Robertson, X. Hao, and D. G. Bullock. 2006. Management practice effects on surface total carbon: Difference in spatial variability patterns. Agronomy Journal 98: 1559-1568.

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Kurzman, A. L. 2006. Changes in major solute chemistry as water infiltrates soils: Comparisons between managed agroecosystems and unmanaged vegetation. Zoology. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan, USA.

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Landis, D., and P. Marino. 1999. Landscape structure and extra-field processes: Impact on management of pests and beneficials. Pages 79-104 in J. Ruberson, ed. Handbook of Pest Management. Marcel Dekker, New York, NY.

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Landis, D. A., S. D. Wratten, and G. Gurr. 2000. Habitat management to conserve natural enemies of arthropod pests in agriculture. Annual Review Entomology 45: 175-201.

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Lee, J. C., F. D. Menalled, and D. A. Landis. 2001. Refuge habitats modify impacr of insecticide disturbance on carabid beetle communities. Journal of Applied Ecology 38: 472-483.

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Mahaney, W. 2007. Soil processes and plant species: Does the reintroduction of native grasses alter soil carbon and nitrogen cycling? Ph.D. Dissertation, Michigan State University, East Lansing, Michigan.

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Mahaney, W. M., K. A. Smemo, and K. L. Gross. 2008. Impacts of C4 grass introductions on soil carbon and nitrogen cycling in C3-dominated successional systems. Oecologia 157: 295-305.

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Majdi, H., A. J. M. Smucker, and H. Persson. 1992. A comparison between minirhizotron and monolith sampling methods for measuring root growth of maize (Zea mays, L.). Plant and Soil 147: 127-134.

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Maredia, K. M., S. H. Gage, D. A. Landis, and M. J. Scriber. 1992. Habitat use patterns by the seven-spotted lady beetle (Coleoptera: Coccinellodae) in a diverse agricultural landscape. Biological Control 2: 159-165.

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Maredia, K. M., S. H. Gage, D. A. Landis, and T. M. Wirth. 1992. Visual response of Cocinella septempunctata (L.), Hippodamia parenthesis (Say) (Coleoptera: Coccinellidae), and Chrysioerua carnea (Stephens) (Neruoptera: Chrysopidae) to colors. Biological Control 2: 253-256.

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Maredia, K. M., S. H. Gage, D. L. Landis, and T. M. Wirth. 1992. Ecological observations on predatory Coccinellidae Coleoptera in southwestern Michigan. Great Lakes Entomologist 25: 265-270.

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Marino, P. C., and D. A. Landis. 1996. Effect of landscape structure on parasitoid diversity and parasitism in agroecosystems. Ecological Applications 6: 276-284.

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Marino, P. C., and D. A. Landis. 2000. Parasitoid community structure: implications for biological control in agricultural landscapes. Pages 181-191 in B. Ekbom, ed. Interchanges of Insects Between Agricultural and Surrounding Landscapes. Kluwer Academic Press, Dordrecht, The Netherlands.

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Marino, P. C., and K. L. Gross. 1998. Competitive effects of conspecific and herbaceous (weeds) plants on growth and branch architecture of Populus x euramericana c.v. Eugenei. Canadian Journal of Forest Research 28: 359-367.

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Marino, P. C., K. L. Gross, and D. A. Landis. 1997. Weed seed loss due to predation in Michigan maize fields. Agriculture Ecosystems and the Environment 66: 189-196.

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Martinelli, L. A., M. C. Piccolo, A. R. Townsend, P. M. Vitousek, E. Cuevas, W. McDowell, G. P. Robertson, O. C. Santos, and K. Treseder. 1999. Nitrogen stable isotopic composition of leaves and soil: tropical versus temperate forests. Biogeochemistry 46: 45-65.

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Masiello, C. A., M. E. Gallagher, J. T. Randerson, R. M. Deco, and O. A. Chadwick. 2008. Evaluating two experimental approaches for measuring ecosystem carbon oxidation state and oxidative ratio. Journal of Geophysical Research 113: G03010, doi:10.1029/2007JG000534.

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McDermott, T. R., and F. B. Dazzo. 2002. Use of fluorescent antibodies for studying the ecology of soil- and plant-associated microbes. Pages 615-626 in C. Hurst, R. C. Crawford, G. R. Knudsen, M. J. McInerney, and L. D. Stetzenbach, eds. Manual of Environmental Microbiology. American Society for Microbiology Press, Washington, DC, USA.

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McKeown, C. H. 2003. Quantifying the roles of competition and niche separation in native and exotic cocconellids, and the changes in the community in response to an exotic prey species. Entomology. MS. Thesis, Michigan State University, East Lansing, Michigan, USA.

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McSwiney, C. P., and G. P. Robertson. 2005. Non-linear response of N2O flux to incremental fertilizer addition in a continuous maize (Zea mays sp.) cropping system. Global Change Biology 11: 1712-1719.

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Menalled, F., and D. A. Landis. 2004. Conservation of ground beetles in annual crops. Pages 593-595 in J. Capinera, ed. Encyclopedia of Entomology. Kluwer Academic Press, Dordrecht, The Netherlands.

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Menalled, F. D., and D. A. Landis. 2000. Principals of field crop pest ecology. Pages 14-24 in L. K. Probyn, M. A. Cavigelli, and D. R. Mutch, eds. Michigan Field Crop Pest Ecology and Management. Michigan State University Extension Bulletin E-2704, East Lansing, MI.

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Menalled, F. D., D. A. Landis, and L. E. Dyer. 2004. Research and extension supporting ecologically based IPM systems. Journal of Crop Improvement 11: 153-174.

Menalled, F. D., P. C. Marino, S. H. Gage, and D. A. Landis. 1999. Does agricultural landscape structure affect parasitism and parasitoid diversity? Ecological Applications 9: 634-641.

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Menalled, F. D., R. G. Smith, J. T. Dauer, and T. B. Fox. 2007. Impact of agricultural management systems on carabid communities and weed seed predation. Agriculture, Ecosystems, and Environment 118: 49-54.

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Menalled, F., J. Dauer, T. Fox, and K. Renner. 2001. Managing Your Farm to Increase Weed Seed Predation. Michigan State University Extension Bulletin E-2749, East Lansing, MI.

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Menalled, F., K. L. Gross, and M. Hammond. 2001. Weed aboveground and seedbank community responses to agricultural management systems. Ecological Applications 11: 1586-1601.

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Menalled, F., M. Liebman, and K. Renner. 2003. The ecology of weed seed predation in herbaceous crop systems in D. Batish, ed. Handbook of Sustainable Weed Management. The Haworth Press, Binghampton, New York, USA.

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Mercader, R., and J. M. Scriber. 2005. Phenotypic plasticity in host selection in adult tiger swallowtail butterflies, Papilio glaucus (Lepidptera: Papilionidae). Pages 25-57 in T. N. Ananthakrishnan, ed. Insects and Phenotypic Plasticity. IHB, Oxford, England, UK.

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Mittelbach, G. G., C. S. Steiner, S. M. Scheiner, K. L. Gross, H. Reynolds, R. B. Waide, M. Willig, S. I. Dodson, and L. Gough. 2001. What is the observed relationship between species richness and productivity? Ecology 82: 2381-2396.

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Mokma, D. L., and J. A. Doolittle. 1993. Mapping some loamy alfisols in southwestern Michigan using ground-penetrating radar. Soil Survey Horizons 34: 71-77.

Morris, S. J., and E. A. Paul. 2002. Forest ecology and soil organic matter. Pages 109-125 in J. M. Kimble, R. A. Birdsey, R. Lal, R. F. Follett, and J. Heath, eds. The Potential of US Forest Soil to Sequester Carbon and Mitigate the Greenhouse Effect. CRC Press, Boca Raton, Florida, USA.

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Morris, S. J., and G. P. Robertson. 2005. Linking function between scales of resolution. Pages 13-26 in J. Dighton, P. V. Oudemans, and J. F. White, eds. The Fungal Community, 3rd Ed. Marcel Dekker, New York, New York, USA.

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Morris, S. J., S. Bohm, S. Haile-Mariam, and E. A. Paul. 2007. Evaluation of carbon accrual in afforested agricultural soils. Global Climate Change 13: 1145-1156.

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Mosier, A. R., A. D. Halvorson, G. A. Peterson, G. P. Robertson, and L. Sherrod. 2005. Measurement of net global warming potential in three agroecosystems. Nutrient Cycling in Agroecosystems 7: 67-76.

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Mueller, F., A. J. M. Smucker, and R. Horn. 2006. From micro-pores to ecosystems: Ecological gradients as components of environmental analysis and management. Proceedings of the International Soil Tillage Research Organization (ISTRO) 17: 1640-1641.

Mulholland, P. J., A. M. Helton, G. C. Poole, R. O. Hall, S. K. Hamilton, B. J. Peterson, J. L. Tank, L. R. Ashkenas, L. W. Cooper, C. N. Dahm, W. K. Dodds, S. Findlay, S. V. Gregory, and N. B. Grimm. 2008. Stream denitrification across biomes and its response to anthropogenic nitrate loading. Nature 452: 202-206.

Mulholland, P. J., C. S. Fellows, J. L. Tank, N. B. Grimm, J. R. Webster, S. K. Hamilton, E. Marti, L. Ashkenas, W. B. Bowden, W. K. Dodds, W. H. McDowell, M. J. Paul, and B. J. Peterson. 2001. Inter-biome comparison of factors controlling stream metabolism. Freshwater Biology 46: 1503-1517.

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Mulholland, P. J., J. L. Tank, J. R. Webster, W. K. Dodds, S. K. Hamilton, S. L. Johnson, E. Marti, W. H. McDowell, J. Merriam, B. J. Peterson, H. M. Valett, and W. M. Wollheim. 2002. Can uptake lengths in streams be determined by nutrient addition experiments? : Results from an inter-biome comparison study. Journal of the North American Benthological Society 21: 544-560.

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Mullholland, P. J., H. M. Valett, J. R. Webster, S. A. Thomas, L. N. Cooper, S. K. Hamilton, and B. J. Peterson. 2004. Stream denitrification and total nitrate uptake rates measured using a field 15N tracer addition approach. Limnology and Oceanography 49: 809-820.

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Mutch, D. R., S. A. Thalman, T. E. Martin, and D. G. Bass, eds. 2008. Flaming as a Method of Weed Control in Organic Farming Systems; Extension Bulletin E-3038. Michigan State University, East Lansing, Michigan.

Myrold, D. D., R. Reuss, and M. J. Klug. 1999. Dinitrogen fixation. Pages 241-257 in G. P. Robertson, C. S. Bledsoe, D. C. Coleman, and P. Sollins, eds. Standard Soil Methods for Long-Term Ecological Research. Oxford University Press, New York.

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Nessledge, G. M., B. A. Maurer, and S. H. Gage. 2006. Gypsy moth response to landscape structure differs from neutral model predictions: Implications for invasion monitoring. Bio Invasions: DOI 10.1007/s/10530-006-9061-1.

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Noma, T., and M. J. Brewer. 2008. Fungal pathogens infecting soybean aphid and aphids on other crops grown in soybean production areas of Michigan. Great Lakes Entomologist 40: 41-49.

Noma, T., and M. J. Brewer. 2008. Seasonal abundance of resident parasitoids and predatory flies and corresponding aoybean aphid mortality, with comments on classical biological control of soyubean aphid in the U.S. Midwest. Journal of Economic Entomology 101: 278-287.

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Ostrom, N. E., A. J. Pitt, R. L. Sutka, P. H. Ostrom, A. S. Grandy, K. H. Huizinga, and G. P. Robertson. 2007. Isotopologue effects during N2O reduction in soils and in pure cultures of denitrifiers. Journal of Geophysical Research 112:

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Ostrom, N. E., K. E. Knoke, L. O. Hedin, G. P. Robertson, and A. J. M. Smucker. 1998. Temporal trends in nitrogen isotope values of nitrate leaching from an agricultural soil. Chemical Geology 146: 219-227.

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Ostrom, N. E., L. O. Hedin, J. C. von Fischer, and G. P. Robertson. 2002. Nitrogen transformations and NO3- removal at a soil-stream interface: a stable isotope approach. Ecological Applications 12: 1027-1043.

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Ostrom, P. H., M. Colunga, and S. H. Gage. 1997. Establishing pathways of energy flow for insect predators using stable isotope ratios: field and laboratory evidence. Oecologia 109: 108-113.

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Park, E. J., W. J. Sul, and A. J. M. Smucker. 2007. Glucose additions to aggregates subjected to drying/wetting cycles promote carbon sequestration and aggregate stability. Soil Biology and Biochemistry 39: 2758-2768.

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Parry, D. 2000. Induced responses of poplars to defoliation and their effects on leaf-feeding Lepidoptera. Entomology. Ph.D. Dissertation, Michigan State University, East Lansing, Michigan.

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Paul, E. A. 1999. Soil biology and biochemistry: The soil biota and its processes. Pages C1-10 in M. E. Sumner, ed. Handbook of Soil Science. CRC Press, Boca Raton, Florida, USA.

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Paul, E. A. 2000. Soil microbiology and biochemistry: Directions and challenges for the future. Pages 25-49 in J. O. Siqueira, F. M. S. Moreira, A. S. Lopes, L. R. G. Giilherme, V. Faquin, A. E. Furtini Neto, and J. G. Carvalho, eds. Soil Fertility, Soil biology, and Plant Nutrient Interrelationships. Society Brasileira de Ciencia do Solo, Lavras-MG, Brazil.

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Paul, E. A., and G. P. Robertson. 1989. Ecology and the agricultural sciences: a false dichotomy. Ecology 70: 1594-1597.

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Paul, E. A., and H. P. Collins. 1998. The characteristics of soil organic matter relative to nutrient cycling. Pages 181-197 in R. Lal, W. H. Blum, and C. Valentine, eds. Methods for Assessment of Soil Degradation. CRC Press, Boca Raton, Florida, USA.

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Paul, E. A., D. Harris, H. P. Collins, U. Schulthess, and G. P. Robertson. 1999. Evolution of CO2 and soil carbon dynamics in biologically managed, row-crop agroecosystems. Applied Soil Ecology 11:53-65.

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Paul, E. A., D. Harris, M. Klug, and R. Ruess. 1999. The determination of microbial biomass. Pages 291-317 in G. P. Robertson, C. S. Bledsoe, D. C. Coleman, and P. Sollins, eds. Standard Soil Methods for Long-Term Ecological Research. Oxford University Press, New York.

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Paul, E. A., H. P. Collins, and S. W. Leavitt. 2001. Dynamics of resistant soil carbon of Midwestern agricultural soils measured by naturally-occurring 14C abundance. Geoderma 104: 239-256.

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Paul, E. A., K. Paustian, E. T. Elliott, and C. V. Cole, eds. 1997. Soil Organic Matter in Temperate Ecosystems: Long-Term Experiments in North America. Lewis CRC Publishers, Boca Raton, Florida, USA.

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Paul, E. A., S. J. Morris, and S. Bohm. 2001. The determination of soil C pool sizes and turnover rates: Biophysical fractionation and tracers. Pages 193-206 in R. Lal, J. M. Kimble, R. F. Follett, and B. A. Stewart, eds. Assessment Methods for Soil Carbon. CRC Press, Boca Raton, Florida, USA.

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Paul, E. A., S. J. Morris, J. Six, K. Paustian, and E. G. Gregorich. 2003. Interpretation of soil carbon and nitrogen dynamics in agricultural and afforested soils. Soil Science Society of America Journal 67: 1620-1628.

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Paul, E. A., S. J. Morris, R. T. Conant, and A. F. Plante. 2006. Does the acid hydrolysis incubation method measure meaningful soil organic carbon pools? Soil Science Society of America Journal 70: 1023-1035.

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Paul, E. A., W. R. Horwath, D. Harris, R. Follett, S. W. Leavitt, and B. A. Kimball. 1995. Establishing the pool sizes and fluxes in CO2 emissions from soil organic matter turnover. Pages 297-305 in R. Lal, ed. Soils and Global Change. Lewis Publishers.

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Paustian, K., E. Levine, W. M. Post, and I. M. Ryzhova. 1997. The use of models to integrate information and understanding of soil C at the regional scale. Pages 227-260 in H. Insam, A. B. McBratney, K. McSweeney, and D. L. Sparks, eds. Geoderma. Elsevier, Amsterdam, The Netherlands.

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Paustian, K., E. T. Elliot, H. P. Collins, C. V. Cole, and E. A. Paul. 1995. Use of a network of long-term experiments in North America for analysis of soil carbon dynamics and global change. Australian Journal of Experimental Agriculture 35: 929-939.

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Paustian, K., G. I. Agren, and E. Bosatta. 1997. Modeling litter quality effects on decompostion and soil organic matter dynamics. Pages 313-336 in G. Cadisch and K. E. Giller, eds. Driven by Nature. CAB International, Wallingford, UK.

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Paustian, K., G. P. Robertson, and E. T. Elliott. 1995. Management impacts on carbon storage and gas fluxes (CO2, CH4) in mid-latitude cropland ecosystems. Pages 69-84 in R. Lal, J. M. Kimble, E. Levine, and B. A. Stewart, eds. Soil Management and the Greenhouse Effect, Advances in Soil Science. CRC Press, Boca Raton, Florida, USA.

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Paustian, K., H. P. Collins, and E. A. Paul. 1997. Management controls on soil carbon. Pages 15-49 in E. A. Paul, K. Paustian, E. T. Elliott, and C. V. Cole, eds. Soil Organic Matter in Temperate Agroecosystems: Long-Term Experiments in North America. CRC Press, Boca Raton, Florida, USA.

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Paustian, K., W. J. Parton, and J. Persson. 1992. Modeling soil organic matter in organic-amended and nitrogen-fertilized long-term plots. Soil Science Society of America Journal 56: 476-488.

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Payne, E. K., A. J. Burgin, and S. K. Hamilton. 2008. Nitrate stimulation of sulfur oxidation in freshwaters: Evidence from sediment nitrate manipulation using porewater equlibrators. Aquatic Microbial Ecology (in press).

Peng, X., R. Horn, and A. J. M. Smucker. 2007. Pore shrinkage dependency of inorganic and organic soils on wetting and drying cycles. Soil Science Society of America Journal 71: 1095-1104.

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Pennings, S. C., C. M. Clark, E. E. Cleland, S. L. Collins, L. Gough, K. L. Gross, D. G. Milchunas, and K. N. Suding. 2005. Do individual plant species show predictable responses to nitrogen addition across multiple experiments? Oikos 110: 547-555.

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Penton, C. R., A. H. Devol, and J. M. Tiedje. 2006. Molecular evidence for the broad distribution of anammox in freshwater and marine sediments. Applied and Environmental Microbiology 72: 6829-6832.

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Petersen, S. O., and M. J. Klug. 1994. Effects of sieving, storage and incubation temperature on the phospholipid fatty acid profile of a soil microbial community. Appl. and Environ. Microbiol. 60: 2421-2430.

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Peterson, B. J., W. M. Wollheim, P. J. Mullholland, J. R. Webster, J. L. Meyer, J. L. Tank, E. Marti, W. B. Bowden, H. M. Valett, A. E. Hershey, W. B. McDowell, W. K. Dodds, S. K. Hamilton, S. Gregory, and D. D. Morrall. 2001. Control of nitrogen export from watersheds by headwater streams. Science 292: 86-90.

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Phillips, C. J., D. Harris, S. L. Dollhopf, K. L. Gross, J. I. Prosser, and E. A. Paul. 2000. Effects of agronomic treatments on the structure and function of ammonia oxidizing communities. Applied Environmental Microbiology 66: 5410-5418.

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Phillips, C. J., E. A. Paul, and J. I. Prosser. 2000. Quantitative analysis of ammonia oxidising bacteria using competitive PCR. FEMS Microbial Ecology 32: 167-175.

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Pietola, L., and A. J. M. Smucker. 2006. Elimination of non-root residue by image analysis of very fine roots. Computers and Electronics in Agriculture 53: 92-97.

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Pietola, L. M., and A. J. M. Smucker. 1995. Fine root dynamics of alfalfa after multiple cuttings and during a late invasion by weeds. Agronomy Journal 87: 1161-1169.

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Pike, K. S., P. Stary, M. J. Brewer, T. Noma, S. Langley, and M. E. Kaiser. 2007. A new species of Binodoxys (Hymenoptera: Braconidae, Aphidlinae), parasitoid of the soybean aphid, Aphis glycines Matsumura, with comments on biocontrol. Proceedings of the Entomological Society Washington 109: 359-365.

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Pitt, A. J. 2003. Isotopomer effects associated with nitrification and denitrification: Implications for the global nitrous oxide cycle. MS. Thesis, Michigan State University, East Lansing, Michigan, USA.

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Porter, J. H., P. Arzberger, H.-W. Braun, P. Bryant, S. H. Gage, T. Hansen, P. Hanson, C.-C. Lin, F.-P. Lin, T. K. Kratz, W. Michener, S. Shapiro, and T. Williams. 2005. Wireless sensor networks for ecology. BioScience 7: 561-572.

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Probyn, L. K., M. A. Cavigelli, and D. R. Mutch, eds. 2000. Michigan Field Crop Pest Ecology and Management. Michigan State University Extension Bulletin E-2704, East Lansing, Michigan, USA.

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Qi, J., S. H. Gage, W. Joo, B. Napoletano, and S. Biswas. 2008. Soundscape characteristics of an environment: A new ecological indicator of ecosystem health. Pages 201-211 in W. Ji, ed. Wetland and Water Resource Modeling and Assessment. CRC Press, New York, New York.

Raikow, D. F. 2001. How the feeding ecology of native and exotic mussels affects freshwater ecosystems. Dept. of Zoology. PhD Dissertation, Michigan State University, East Lansing, Michigan.

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Raikow, D.F. and S.K. Hamilton. 2001. Bivalve diets in a midwestern US stream: A stable isotope enrichment study. Limnology and Oceanography 46: 514-522.

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