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Subjects corn Remove constraint corn: corn Subjects agricultural soils Remove constraint agricultural soils: agricultural soils Subjects South Dakota Remove constraint South Dakota: South Dakota

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1. Change in Surface Soil Carbon under Rotated Corn in Eastern South Dakota

Description:: Includes references
Author:: Pikul, Joseph L. Jr. , Johnson, Jane M.F. , Schumacher, Thomas E. , Vigil, Merle , Riedell, Walter E.
Subject:: soil organic carbon , crop rotation , Zea mays , corn , agricultural soils , surface layers , nitrogen fertilizers , sandy clay loam soils , grain yield , fertilizer application , carbon sequestration , crop residues , South Dakota
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

2. Defining yield goals and management zones to minimize yield and nitrogen and phosphorus fertilizer recommendation errors

Description:: Includes references
Author:: Chang, J.Y. , Clay, D.E. , Carlson, C.G. , Reese, C.L. , Clay, S.A. , Ellsbury, M.M.
Subject:: precision agriculture , Glycine max , soybeans , Zea mays , corn , crop rotation , grain yield , geographic information systems , fields , agricultural soils , electrical conductivity , soil fertility , fertilizer requirements , phosphorus , phosphorus fertilizers , nitrogen , nitrogen fertilizers , fertilizer application , topography , landscapes , South Dakota
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004