Testing DAYCENT Model Simulations of Corn Yields and Nitrous Oxide Emissions in Irrigated Tillage Systems in Colorado von Del Grosso, S.J, Halvorson, A.D, Parton, W.J

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Tillage and nitrogen application effects on nitrous and nitric oxide emissions from irrigated corn fields von Liu, X.J, Mosier, A.R, Halvorson, A.D, Zhang, F.S

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Modeling Nitrogen Management Effects on Winter Wheat Production Using RZWQM and CERES‐Wheat von Saseendran, S. A., Nielsen, D. C., Ma, L., Ahuja, L. R., Halvorson, A. D.

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Prevention and management of avian influenza outbreaks: experiences from the United States of America von Halvorson, D A

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Nitrogen and Tillage Effects on Wheat Leaf Spot Diseases in the Northern Great Plains von Krupinsky, J.M, Halvorson, A.D, Tanaka, D.L, Merrill, S.D

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Estimating within-flock transmission rate parameter for H5N2 highly pathogenic avian influenza virus in Minnesota turkey flocks during the 2015 epizootic von Ssematimba, A, Malladi, S, Hagenaars, T J, Bonney, P J, Weaver, J T, Patyk, K A, Spackman, E, Halvorson, D A, Cardona, C J

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Evidence of Avian Pneumovirus Spread Beyond Minnesota Among Wild and Domestic Birds in Central North America von Bennett, R. S, Nezworski, J, Velayudhan, B. T, Nagaraja, K. V, Zeman, D. H, Dyer, N, Graham, T, Lauer, D. C, Njenga, M. K, Halvorson, D. A

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Reduced tillage and increasing cropping intensity in the Great Plains conserves soil C von Peterson, G.A, Halvorson, A.D, Havlin, J.L, Jones, O.R, Lyon, D.J, Tanaka, D.L

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Tillage, nitrogen, and cropping system effects on soil carbon sequestration von HALVORSON, Ardell D, WIENHOLD, Brian J, BLACK, Alfred L

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Carbon isotope ratios of great plains soils and in wheat-fallow systems von Follett, R.F. (USDA, ARS, Ft. Collins, CO.), Paul, E.A, Leavitt, S.W, Halvorson, A.D, Lyon, D, Peterson, G.A

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Evaluating four nitrous oxide emission algorithms in response to N rate on an irrigated corn field von Fang, Q.X., Ma, L., Halvorson, A.D., Malone, R.W., Ahuja, L.R., Del Grosso, S.J., Hatfield, J.L.

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Multidrug-resistant Salmonella Typhimurium DT104 in poultry von RAJASHEKARA, G, HAVERLY, E, HALVORSON, D. A, FERRIS, K. E, LAUER, D. C, NAGARAJA, K. V

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Avian Pneumovirus (APV) RNA from Wild and Sentinel Birds in the United States Has Genetic Homology with RNA from APV Isolates from Domestic Turkeys von SHIN, Hyun-Jin, NJENGA, M. Kariuki, MCCOMB, Brian, HALVORSON, David A, NAGARAJA, Kakambi V

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Crop rotation and tillage effects on phosphorus distribution in the central Great Plains von Bowman, R.A, Halvorson, A.D

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Soil chemical changes after nine years of differential N fertilization in a no-till dryland wheat-corn-fallow rotation von Bowman, R.A, Halvorson, A.D

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Pathogenic Role of SEF14, SEF17, and SEF21 Fimbriae in Salmonella enterica Serovar Enteritidis Infection of Chickens von RAJASHEKARA, G, MUNIR, S, ALEXEYEV, M. F, HALVORSON, D. A, WELLS, C. L, NAGARAJA, K. V

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Measurement of net global warming potential in three agroecosystems von Mosier, A.R, Halvorson, A.D, Peterson, G.A, Robertson, G.P, Sherrod, L

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Specific detection of avian pneumovirus (APV) US isolates by RT-PCR von SHIN, H. J, RAJASHEKARA, G, JIRJIS, F. F, SHAW, D. P, GOYAL, S. M, HALVORSON, D. A, NAGARAJA, K. V

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Pathogenesis of Avian Pneumovirus Infection in Turkeys von Jirjis, F. F., Noll, S. L., Halvorson, D. A., Nagaraja, K. V., Shaw, D. P.

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Nitrogen fertilization effects on soil carbon and nitrogen in a dryland cropping system von Halvorson, A.D, Reule, C.A, Follett, R.F

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