Projects

Improving Dairy Forage and Manure Management to Reduce Environmental Risk Appropriated (D)   Accession Number: 412861

Alternative Crop and Forage Production Systems for Improved Nutrient Management Specific Cooperative Agreement (S)   Accession Number: 414233

Methodology Development and Analysis of Pathogens in Agricultural Runoff and Forage Materials Specific Cooperative Agreement (S)   Accession Number: 414271

Publications

Cover Crop and Manure Effects on Soil Quality Indicators in a Corn Silage System. - (Peer Reviewed Journal) - (26-Jan-09)

Dairy Manure Nutrients: Variable But Valuable - (Proceedings/Symposium)

Jokela, W.E., Peters, J. 2009. Dairy Manure Nutrients: Variable But Valuable. Proceedings of the 2009 Wisconsin Crop Management Conference, January 13-15, 2009, Exposition Hall, Alliant Energy Center, Madison, Wisconsin. 48:155-162.

Ammonia Emissions from Dairy Production Systems in Wisconsin - (Peer Reviewed Journal)

Harper, L.A., Flesch, T.K., Powell, J.M., Coblentz, W.K., Jokela, W.E., Martin, N.P. 2009. Ammonia Emissions from Dairy Production Systems in Wisconsin. Journal of Dairy Science. 92:2326-2337.

Manure and Soil Test Phosphorus Effects on Runoff P from Simulated Rain - (Abstract)

Jokela, W.E., Coblentz, W.K., Hoffman, P.C. 2008. Manure and Soil Test Phosphorus Effects on Runoff P from Simulated Rain [abstract]. In: Proceedings of the ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting, October 5-9, 2008, Houston, Texas. 2008 CD-ROM.

Estimating Losses of Dry Matter from Wetted Alfalfa-Orchardgrass Mixtures Using Cell Wall Components as Internal Markers - (Peer Reviewed Journal)

Coblentz, W.K., Jokela, W.E. 2008. Estimating Losses of Dry Matter from Wetted Alfalfa-Orchardgrass Mixtures Using Cell Wall Components as Internal Markers. Crop Science. 48:2481-2489.

Dairy Diet Phosphorus and Rainfall Timing Effects on Runoff P from Land-Applied Manure - (Peer Reviewed Journal)

Hanrahan, L.P., Jokela, W.E., Knapp, J.R. 2009. Dairy Diet Phosphorus and Rainfall Timing Effects on Runoff P from Land-Applied Manure. Journal of Environmental Quality. 38:212-217.

Dynamic spatially-explicit mass-balance modeling for targeted watershed phosphorus management I: Model development - (Peer Reviewed Journal)

Meals, D.W., Cassell, E.A., Hughell, D., Wood, L., Jokela, W.E., Parsons, R.L. 2008. Dynamic spatially-explicit mass-balance modeling for targeted watershed phosphorus management I: Model development. Agriculture, Ecosystems and Environment. 127:189-200.

Dynamic spatially-explicit mass-balance modeling for targeted watershed phosphorus management II: Model Application - (Peer Reviewed Journal)

Meals, D.W., Cassell, E.A., Hughell, D., Wood, L., Jokela, W.E., Parsons, R.L. 2008. Dynamic spatially-explicit mass-balance modeling for targeted watershed phosphorus management II: Model Application. Agriculture, Ecosystems and Environment. 127:223-233.

Estimating losses of dry matter from alfalfa-orchardgrass mixtures following rainfall events - (Abstract)

Coblentz, W.K., Jokela, W.E. 2008. Estimating losses of dry matter from alfalfa-orchardgrass mixtures following rainfall events. Journal of Dairy Science. 91:27.

Simultaneous Concentration of Pathogenic Viruses, Bacteria and Protozoa from Water Using Sodocalcic Glass Wool Filters - (Abstract)

Marrero-Ortiz, R., Bertz, P.D., Spencer, S.K., Volenec, M.J., Jokela, W.E., Borchardt, M.A. 2008. Simultaneous Concentration of Pathogenic Viruses, Bacteria and Protozoa from Water Using Sodocalcic Glass Wool Filters. American Society for Microbiology General Meeting Abstracts.

Ammonia Emissions from Land-Applied Manure: Environmental and Economic Benefits - (Proceedings/Symposium)

Jokela, W.E., Meisinger, J.J. 2008. Ammonia Emissions from Land-Applied Manure: Environmental and Economic Benefits. Proceedings of the Wisconsin Fertilizer, Aglime and Pest Management Conference. p. 199-208.

Divergent Selection for Phosphorus Concentration in Orchardgrass and Reed Canarygrass - (Peer Reviewed Journal)

Casler, M.D., Undersander, D.J., Jokela, W.E. 2008. Divergent Selection for Phosphorus Concentration in Orchardgrass and Reed Canarygrass. Crop Science.48:119-126.

Cover Crop and Manure Effects on Nutrient Runoff in a Corn Silage System - (Abstract)

Jokela, W.E., Grabber, J.H. 2007. Cover Crop and Manure Effects on Nutrient Runoff in a Corn Silage System [abstract]. American Society of Agronomy Abstracts. Paper No. 121-4.

Cover Crop and Manure Effects on Soil Properties in a Corn Silage System - (Abstract)

Jokela, W.E., Grabber, J.H., Karlen, D.L., Balser, T.C. 2007. Cover Crop and Manure Effects on Soil Properties in a Corn Silage System. In: American Society of Agronomy Abstracts. American Society of Agronomy Annual Meeting, November 4-8, 2007, New Orleans, Louisiana. 2007 CDROM.

Field-Scale Measurement of Nutrients and Pathogens in Surface Runoff: Methodology and Preliminary Results - (Abstract)

Jokela, W.E., Simson, C.R., Borchardt, M., Owens, D. 2006. Field-Scale Measurement of Nutrients and Pathogens in Surface Runoff: Methodology and Preliminary Results. ASA-CSSA-SSSA Annual Meeting Abstracts. Available at http://crops.confex.com/crops/2006am/techprogram/P24299.HTM. 2006 CDROM.

Soil Test Calibration for Predicting Corn Response to Phosphorus in the Northeast USA - (Peer Reviewed Journal)

Heckman, J.R., Jokela, W.E., Morris, T.F., Beegle, D.B., Sims, J.T., Coale, F.J., Herbert, S.J., Griffin, T.S., Hoskins, B., Jemison, J., Sullivan, W.M., Bhumbia, D.K., Estes, G., Reid, W.S. 2006. Soil Test Calibration for Predicting Corn Response to Phosphorus in the Northeast USA. Agronomy Journal. 98:280-288.