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Subjects corn Remove constraint corn: corn Authors Meek, D.W. Remove constraint Meek, D.W.: Meek, D.W.

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1. Crop Rotation Effects on Soil Quality at Three Northern Corn/Soybean Belt Locations

Description:: Includes references
Author:: Karlen, D.L. , Hurley, E.G. , Andrews, S.S. , Cambardella, C.A. , Meek, D.W. , Duffy, M.D. , Mallarino, A.P.
Subject:: Zea mays , corn , Glycine max , soybeans , crop rotation , soil quality , profitability , soil management , bulk density , soil density , soil pH , soil aggregation , soil organic carbon , soil microorganisms , soil fertility , soil penetration resistance , crop yield , commodity prices , Conservation Security Program , Iowa , Wisconsin
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006

2. Nitrate leaching to subsurface drains as affected by drain spacing and changes in crop production system

Description:: Includes references
Author:: Kladivko, E.J. , Frankenberger, J.R. , Jaynes, D.B. , Meek, D.W. , Jenkinson, B.J. , Fausey, N.R.
Subject:: nitrates , leaching , subsurface drainage , chiseling , Zea mays , corn , no-tillage , Glycine max , soybeans , crop rotation , water flow , fallow , spatial distribution , cover crops , trap crops , nitrogen fertilizers , fertilizer rates , crop yield , Indiana
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

3. Quasi-biennial corn yield cycles in Iowa

Description:: Includes references
Author:: Malone, R.W. , Meek, D.W. , Hatfield, J.L. , Mann, M.E. , Jaquis, R.J. , Ma, L.
Subject:: Zea mays , corn , El Nino , climatic factors , grain yield , temporal variation , frequency , air temperature , surface temperature , rain , solar radiation , growing season , climate models , crop models , decision making , nitrate nitrogen , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

4. Relationship of corn and soybean yield to soil and terrain properties

Description:: Includes references
Author:: Kaspar, T.C. , Pulido, D.J. , Fenton, T.E. , Colvin, T.S. , Karlen, D.L. , Jaynes, D.B. , Meek, D.W.
Subject:: Zea mays , corn , Glycine max , soybeans , grain yield , agricultural soils , soil chemical properties , soil physical properties , soil fertility , spatial variation , topography , fields , landscapes , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

5. Tillage and Compost Effects on Corn Growth, Nutrient Accumulation, and Grain Yield

Description:: Includes references
Author:: Singer, J.W. , Logsdon, S.D. , Meek, D.W.
Subject:: Zea mays , corn , plant growth , nutrient uptake , tillage , plant nutrition , grain yield , organic fertilizers , soil amendments , soil treatment , dry matter accumulation , soil water , water uptake , crop rotation , plowing , no-tillage , chiseling , phosphorus , potassium , nutrient content , gas exchange , dry matter partitioning , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2007

6. Using the late spring nitrate test to reduce nitrate loss within a watershed

Description:: Includes references
Author:: Jaynes, D.B. , Dinnes, D.L. , Meek, D.W. , Karlen, D.L. , Cambardella, C.A. , Colvin, T.S.
Subject:: watersheds , water pollution , pollution control , water quality , nitrate nitrogen , leaching , testing , tile drainage , surface water , chemical concentration , nitrogen fertilizers , fertilizer rates , application timing , Zea mays , corn , grain yield , statistical models , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004