John A Nienaber
(Jack)
Environmental Management Research
Center Director
Phone: (402) 762-4109
Fax: (402) 762-4111
P.O. BOX 166
CLAY CENTER, NE, 68933-0166
Nienaber, J.A., Brown Brandl, T.M. 2008. Heat and moisture production of growing-finishing barrows as affected by environmental temperature. American Society of Agricultural and Biological Engineers. Paper No. 084168. St. Joseph, MI:ASABE.
Brown Brandl, T.M., Berry, E.D., Wells, J., Arthur, T.M., Nienaber, J.A. 2008. The impact of stress level on fecal bacteria and pathogen shedding in feedlot cattle. American Society of Agricultural and Biological Engineers. Paper No. 084178. St. Joseph, MI:ASABE.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2008. Nutrient Distribution within VTA Pilot Sites in Iowa and Nebraska. Amer. Soc. of Agric. and Biol. Eng. Paper No. 083982. St. Joseph, MI:ASABE.
Eigenberg, R.A., Brown Brandl, T.M., Nienaber, J.A. 2008. Development of a graphical web-based heat stress forecast for feedlot cattle. Amer. Soc. of Agric. and Biol. Eng. Paper No. 083887. St. Joseph, MI: ASABE.
Spiehs, M.J., Ferrell, C.L., Nienaber, J.A., Brown Brandl, T.M., Shackelford, S.D. 2008. Heat production and efficiency of energy utilization in finishing steers fed diets containing wet distillers grains with solubles (WDGS)[abstract]. Journal of Animal Science 86(E-Suppl. 2)/Journal of Dairy Science 91(E-Suppl. 1):583.
Vallet, J.L., Nienaber, J.A., Brown Brandl, T.M., Miles, J.R. 2008. Maternal plasma progesterone and estradiol concentrations prior to farrowing are not associated with either birth intervals or stillbirth rates in pigs [abstract]. Journal of Animal Science. 86 (E-Supplement 3):107 (Abstract #234).
Freetly, H.C., Nienaber, J.A., Brown Brandl, T.M. 2008. Partitioning of energy in pregnant beef cows during nutritionally induced weight fluctuation. Journal of Animal Science. 86(2):370-377.
Berry, E.D., Woodbury, B.L., Nienaber, J.A., Eigenberg, R.A., Thurston Enriquez, J.A., Wells, J. 2007. Incidence and persistence of zoonotic bacterial and protozoan pathogens in a beef cattle feedlot runoff control - vegetative treatment system. Journal of Environmental Quality 36:1873-1882.
Eigenberg, R.A., Woodbury, B.L., Nienaber, J.A. 2007. Geospatial methods for monitoring alternative control technology sites. In: Proceedings of International Symposium on Air Quality and Waste Mgmt for Agriculture, Sept. 15-19, 2007, Broomfield, CO. 2007 CDROM 701P0907cd.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2007. Spatial Nutrient Distribution of VTA Pilot Sites in Iowa. In: Proceedings, International Symposium on Air Quality and Waste Mgmt for Agriculture, Sept. 15-19, 2007, Broomfield, CO. 2007 CDROM 701P0907cd
Nienaber, J.A., Hahn, G.L., Brown Brandl, T.M., Eigenberg, R.A. 2007. Summer Heat Waves - Extreme Years. In: Proceedings of American Society of Agri Engineers Special Meetings and Conferences, June 17-20, 2007, Minneapolis, MN. Paper No. 074084. Available: http://www.asae.frymulti.com/techpapers.asp?confid=mid2007.
Eigenberg, R.A., Brown Brandl, T.M., Nienaber, J.A. 2007. Shade Material Evaluation Using a Cattle Response Model. In: Proceedings of American Society of Agri Engineers Annual International Meeting, June 17-20, 2007, Minneapolis, MN. Paper no. 074082. Available: asae.frymulti.com/techpapers.asp?confid=min2007.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2007. Comparing soil and pond ash feedlot pen surfaces for environmental management. In: Proceedings of American Society of Agri Engineers Special Meetings and Conferences Papers, Jun 17-20, 2007, Minneapolis, MN. Paper no. 074070. Available: http://asae.frymulti.com/newresults.asp.
Eigenberg, R.A., Brown Brandl, T.M., Nienaber, J.A. 2007. Development of a livestock weather safety monitor for feedlot cattle. Applied Engineering in Agriculture, Sept. 2007, Vol. 23(5): 657-660.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2006. Evaluation of Geospatial Models for Estimating Nutrient Distribution
in a Vegetative Treatment Area Used for Feedlot Runoff Control. [abstract]. Soil Science Society of America 2006 International Meeting. CDROM 217-20.
Nienaber, J.A., Hahn, G.L. 2007. Livestock production system management responses to thermal challenges. International Journal of Biometeorology 52:149-157(2007), doi 10.1007/s00484-007-0103-x.
Nienaber, J.A., Eigenberg, R.A., Woodbury, B.L. 2006. System design for NMP and NPDES permit application for the U.S. Meat Animal Research Center. American Society of Agri Engineers Special Meetings and Conferences Papers.Paper No. 064055.
Eigenberg, R.A., Woodbury, B.L., Nienaber, J.A. 2006. Use of MLR to estimate nutrient distribution at waste management sites--preliminary report. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper No. 064056.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2006. Vegetative treatment area geospatial nutrient distribution after eight years of operation. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper No. 064058.
Berry, E.D., Woodbury, B.L., Nienaber, J.A., Eigenberg, R.A., Thurston Enriquez, J.A. 2006. Environmental fate of zoonotic bacterial and protozoan pathogens in a beef cattle feedlot runoff control-vegetative treatment system. International Annual Meetings of the American Society of Agronomy, Crop Sciences Society of America, and Soil Science Society of American, Indianapolis, IN. November 12-16, 2006. CD-ROM (Abstract)
Freetly, H.C., Nienaber, J.A., Brown-Brandl, T.M. 2006. Partitioning of energy during lactation of primiparous beef cows. Journal of Animal Science. 84:2157-2162.
Eigenberg, R.A., Nienaber, J.A., Woodbury, B.L., Ferguson, R. 2006. Soil conductivity as a measure of soil and crop status--a four year summary. Soil Science Society of America Journal 70:1600-1611. Online. Soil Science Society of America doi:10-2136/sssaj2005.0069. Available: http://soil.scijournals.org
Woodbury, B.L., Miller, D.N., Eigenberg, R.A., Nienaber, J.A. 2006. An inexpensive laboratory and field chamber for manure volatile gas analysis. Transactions of the ASABE 49(3):767-772.
Freetly, H.C., Nienaber, J.A., Brown Brandl, T.M. 2006. Changes in heat production by mature cows after changes in feeding level. Journal of Animal Science. 84(6):1429-1438.
Eigenberg, R.A., Brown Brandl, T.M., Nienaber, J.A. 2008. Sensors for dynamic physiological measurements. Computers and Electronics in Agriculture. 62:41-47.
Eigenberg, R.A., Woodbury, B.L., Nienaber, J.A. 2005. Electromagnetic induction soil conductivity measurements to locate nutrient buildup on feedlot surfaces. Meeting Abstract.2005 International Annual Meetings American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, 218, #2.
Woodbury, B.L., Eigenberg, R.A., Nienaber, J.A. 2005. Evaluating the spatial and temporal variability of ammonia emissions from feedlot surfaces using electromagnetic induction. Meeting Abstract. 2005 International Annual Meetings American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, 119, #5.
Eigenberg, R.A., Nienaber, J.A., Woodbury, B.L., Ferguson, R.B. 2008. Four-year summary of the use of soil conductivity as a measure of soil and crop status. In: Allred, B., Daniels, J.J., Ehsani, M.R. editors. Handbook of Agricultural Geophysics. Vol. 124. Boca Raton, FL: CRC Press. p. 273-280.
Brown Brandl, T.M., Nienaber, J.A., Eigenberg, R.A. 2005. Temperature and humidity control in indirect calorimeter chambers. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper #054018.
Woodbury, B.L., Miller, D.N., Eigenberg, R.A., Nienaber, J.A. 2005. Measuring the spatial variability of ammonia emission from feedlot surfaces as identified by electromagnetic induction methods. American Society of Agri Engineeers Special Meetings and Conferences Papers. Paper #054087.
Eigenberg, R.A., Woodbury, B.L., Nienaber, J.A. 2005. Use of electromagnetic soil surveys to locate areas of nutrient buildup. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper #054084.
Woodbury, B.L., Nienaber, J.A., Eigenberg, R.A. 2005. Effectiveness of a passive feedlot runoff control system using a vegetative treatment area for nitrogen control. Applied Engineering in Agriculture 21(4):581-588.
Brown Brandl, T.M., Eigenberg, R.A., Nienaber, J.A. 2005. Heat stress risk factors for feedlot heifers. Proceedings of the Seventh International Symposium Livestock Environment VII. p. 559-565.
Nienaber, J.A., George, J., Koelsch, R. 2004. Chapter v - liquid-solid separation. Book Chapter. www.heartlandwq.iastate.edu/PriorityIssuesAdmin/Attachments/A0000291.pdf
Eigenberg, R.A., Woodbury, B.L., Nienaber, J.A. 2005. Feedlot soil surveys using electromagnetic induction to locate areas of nutrient buildup - preliminary results. In: Symposium State of the Science, Animal Manure and Waste Management. January 5-7, 2005. San Antonio, Texas. 2005 CDROM.
Woodbury, B.L., Miller, D.N., Eigenberg, R.A., Nienaber, J.A. 2005. Development and application of an inexpensive chamber for analysis of voc's. In: Symposium State of the Science, Animal Manure and Waste Management. January 5-7, 2005. San Antonio, Texas. 2005 CDROM.
Koelsch, R., Balvanz, C., George, J., Meyer, D., Nienaber, J.A., Tinker, G. 2005. Applying alternative technologies to cafos: a case study. In: Symposium State of the Science, Animal Manure and Waste Management. January 5-7, 2005. San Antonio, Texas. 2005 CDROM.
Brown Brandl, T.M., Eigenberg, R.A., Nienaber, J.A., Hahn, G.L. 2005. Dynamic response indicators of heat stress in shaded and non-shaded
feedlot cattle: part 1. analysis of indicators. Biosystems Engineering 90(4):451-462.
Berry, E.D., Woodbury, B.L., Nienaber, J.A., Eigenberg, R.A. 2005. Occurrence and fate of bacterial pathogens in a passive beef feedlot runoff control-vegetative treatment system. In: Proceedings of the Symposium on the State of the Science Animal Manure and Waste Management, January 5-7, 2005, San Antonio, Texas. 2005 CDROM.
EIGENBERG, R.A., NIENABER, J.A., FERGUSON, R., WOODBURY, B.L. SEQUENTIAL ELECTRICAL CONDUCTIVITY SURVEYS OF A FIELD WITH COVER CROP AND MANURE AMENDMENTS OVER MULTIPLE SEASONS. MEETING ABSTRACT, SSSA. CD-ROM S08-eigenberg546956. 2004.
Eigenberg, R.A., Brown Brandl, T.M., Nienaber, J.A. 2004. Biosensors applied to physiological monitoring [abstract]. Third International Workshop on Smart Sensors in Livestock Monitoring (SMART 2004). CD-ROM. p. 12-13.
Eigenberg, R.A., Gaughan, J.B., Bryden, W.L., Nienaber, J.A. 2004. Australian feedlot cattle response to shade and no-shade. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper #044036
Brown Brandl, T.M., Eigenberg, R.A., Nienaber, J.A., Hahn, G.L. 2004. Indicators of heat stress in shaded and non-shaded feedlot cattle. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper No. 044037.
Woodbury, B.L., Nienaber, J.A., Eigenberg, R.A. 2004. Using time domain reflectometry for evaluating near-surface soil-crop dynamics of an animal waste amended soil. American Society of Agri Engineers Special Meetings and Conferences Papers. Paper #042128.
Nienaber, J.A., Hahn, G.L. 2004. Engineering and management practices to ameliorate livestock heat stress. In: Proceedings, International Symposium of the CIGR. New Trends in Farm Buildings, Lecture 6, 1-18. May 2-6, 2004, Evora, Portugal. 2004 CDROM
Yen, J. T., Varel, V. H., Nienaber, J. A. 2004. Metabolic and microbial responses in western crossbred and Meishan growing pigs fed a high-fiber diet. Journal of Animal Science. 82:1740-1755.
EIGENBERG, R.A., NIENABER, J.A., FERGUSON, R.B. CROP AND SOIL STATUS AS INDICATED BY ELECTRICAL CONDUCTIVITY SURVEYS OF A FIELD WITH COVER CROP AND MANURE AMENDMENTS. MEETING PROCEEDINGS, SAGEEP, 13-23. 2004.
FERGUSON, R.B., NIENABER, J.A., EIGENBERG, R.A., WOODBURY, B.L. LONG-TERM EFFECTS OF BEEF FEEDLOT MANURE APPLICATION ON SOIL PROPERTIES AND ACCUMULATION AND TRANSPORT OF NUTRIENTS. AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS MEETINGS PAPERS. pg 1-9. 2003
EIGENBERG, R.A., NIENABER, J.A., FERGUSON, R.B., WOODBURY, B.L. CROP AND SOIL STATUS AS INDICATED BY ELECTRICAL CONDUCTIVITY SURVEYS OF A FIELD WITH COVER CROP AND MANURE AMENDMENTS. AMERICAN SOCIETY OF AGRI ENGINEERS SPECIAL MEETINGS AND CONFERENCES PAPERS. 2003. Paper #032338.
WOODBURY, B.L., NIENABER, J.A., EIGENBERG, R.A. SUSTAINABILITY OF A PASSIVE FEEDLOT RUNOFF CONTROL SYSTEM USING A VEGETATIVE FILTER STRIP FOR NUTRIENT CONTROL. AMERICAN SOCIETY OF AGRI ENGINEERS SPECIAL MEETINGS AND CONFERENCES PAPERS.
BROWN BRANDL, T.M., NIENABER, J.A., EIGENBERG, R.A., MORROW, J.L., DAILEY, J.W., MADER, T.L. RELATIVE HEAT TOLERANCE AMONG CATTLE OF DIFFERENT GENETICS. AMERICAN SOCIETY OF AGRI ENGINEERS SPECIAL MEETINGS AND CONFERENCES PAPERS. 2003. Paper #034035.
EIGENBERG, R.A., NIENABER, J.A., BROWN BRANDL, T.M. DEVELOPMENT OF A LIVESTOCK SAFETY MONITOR FOR CATTLE. AMERICAN SOCIETY OF AGRI ENGINEERS SPECIAL MEETINGS AND CONFERENCES PAPERS. 2003. Paper #032338.
BROWN BRANDL, T.M., EIGENBERG, R.A., NIENABER, J.A., HAHN, G.L. SHADE EFFECTS ON PHYSIOLOGICAL RESPONSES OF FEEDER CATTLE. EUROPEAN ASSOCIATION OF ANIMAL PRODUCTION PROCEEDINGS. 2003. pg. 107.
Kerr, B.J., Yen, J.T., Nienaber, J.A., Easter, R.A. Influences of dietary protein level, amino acid supplementation and environmental temperature on performance, body composition, organ weights and total heat production of growing pigs. Journal of Animal Science 2003. v. 81. p. 1998-2007.
WU, J., PARKHURST, A., ESKRIDGE, K., TRAVNICEK, D., BROWN BRANDL, T.M., EIGENBERG, R.A., HAHN, G.L., NIENABER, J.A., MADER, T., SPIERS, D. COMPARING CORRELATED PARAMETER ESTIMATES FOR NONLINEAR PET MODEL. MEETING ABSTRACT. 2003.
BROWN BRANDL, T.M., NIENABER, J.A., XIN, H., GATES, R.S. A LITERATURE REVIEW OF SWINE HEAT AND MOISTURE PRODUCTION. PROCEEDINGS OF AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS. 2003. pg 31-40.
WOODBURY, B.L., NIENABER, J.A., EIGENBERG, R.A. NITROGEN MANAGEMENT OF A FEEDLOT RUNOFF CONTROL SYSTEM WITH VEGETATIVE FILTER STRIP. AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS MEETINGS PAPERS. Proc. 9th Int'l. Symp.ISAAFPW 2003.pg. 372-380.
FREETLY, H.C., NIENABER, J.A., BROWN BRANDL, T.M. RELATIONSHIP BETWEEN AGING AND NUTRITIONALLY CONTROLLED GROWTH RATE ON HEAT PRODUCTION OF HEIFERS. JOURNAL OF ANIMAL SCIENCE. 2003. v. 81. p. 1847-1852.
FREETLY, H.C., NIENABER, J.A., BROWN BRANDL, T.M. HEAT PRODUCTION OF GROWING HEIFERS THAT DIFFER IN COMPOSITION OF BOS INDICUS AND BOS TAURUS. PROCEEDINGS OF PROGRESS IN RESEARCH ON ENERGY AND PROTEIN METABOLISM, EAAP PUBLICATION NO. 109. 2003. P. 497-500.
WOODBURY, B.L., NIENABER, J.A., EIGENBERG, R.A. PERFORMANCE OF A PASSIVE FEEDLOT RUNOFF CONTROL AND TREATMENT SYSTEM. TRANSACTIONS OF THE AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS, 46(6):1525-1530. 2004.
BROWN BRANDL, T.M., NIENABER, J.A., EIGENBERG, R.A., FREETLY, H.C., HAHN, G.L. THERMOREGULATORY RESPONSES OF FEEDER CATTLE. JOURNAL OF THERMAL BIOLOGY. 2003. v. 28. p. 149-157.
WOODBURY, B.L., NIENABER, J.A., EIGENBERG, R.A. OPERATIONAL EVALUATION OF A PASSIVE BEEF CATTLE FEEDLOT RUNOFF
CONTROL AND TREATMENT SYSTEM. APPLIED ENGINEERING IN AGRICULTURE. 2002.
EIGENBERG, R.A., HAHN, G.L., BROWN BRANDL, T.M., NIENABER, J.A. WEATHER DATA PROCESSOR USING COMMERCIAL WEATHER STATION SYSTEM
TO GENERATE CATTLE LIVESTOCK SAFETY INDEX. AMERICAN METEOROLOGICAL SOCIETY, 2002. pg 93.
EIGENBERG, R.A., BROWN BRANDL, T.M., NIENABER, J.A., HAHN, G.L. DYNAMIC RESPONSE OF FEEDLOT CATTLE TO SHADE AND NO-SHADE. AMERICAN SOCIETY OF AGRI ENGINEERS SPECIAL MEETINGS AND CONFERENCES PAPERS. 2003.
Nienaber, J.A., Brown Brandl, T.M., Yen, J., Klindt, J.M., Turner, L.W., Usry, J.L. 2002. Nutrient requirements of high-lean gain swine at a high environmental temperature. In Proceedings: 2002 American Society of Agri Engineers Annual International Meeting, Chicago, IL, July 28-31, 2002. Paper Number 024048.
Freetly, H.C., Nienaber, J.A., Brown Brandl, T.M. 2002. Relationship between aging and nutritional controlled growth rate on heat production of ewe lambs. Journal of Animal Science. 80:2759-2763.