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1. Conversion from a sycamore biomass crop to a no-till corn system: effects on soils

Description:
Includes references
Author:
Devine, W.D. , Mullen, M.D. , Tyler, D.D. , Houston, A.E. , Joslin, J.D. , Hodges, D.G. , Tolbert, V.R. , Walsh, M.E.
Subject:
Platanus occidentalis , trees , Glycine max , soybeans , Zea mays , corn , no-tillage , crop rotation , residual effects , cropping sequence , agricultural soils , silt loam soils , Fragiudalfs , Hapludalfs , carbon , soil organic matter , nitrogen fertilizers , crop production , nitrogen content , soil aggregates , aggregate stability , soil depth , Tennessee
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

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

3. Evaluating soil color with farmer input and apparent soil electrical conductivity for management zone delineation

Description:
Includes references
Author:
Fleming, K.L. , Heermann, D.F. , Westfall, D.G.
Subject:
soil color , agricultural soils , electrical conductivity , surface layers , fields , spatial variation , fertilizer application , variable rate application , farmers' attitudes , agricultural management , crop production , Zea mays , corn , grain yield , soil fertility , soil texture , Colorado
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

4. Evaluating the spatial and temporal dynamics of farm and field phosphorus and potassium balances on a mixed crop and livestock farm

Description:
Includes references
Author:
Saporito, L.S. , Lanyon, L.E.
Subject:
soil nutrient balance , soil nutrients , soil fertility , phosphorus , potassium , spatial variation , temporal variation , input output analysis , crop production , dairy farming , farms , Zea mays , corn , Medicago sativa , Phleum pratense , Phalaris arundinacea , agricultural soils , Pennsylvania
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

5. Exploratory data analysis to identify factors influencing spatial distributions of weed seed banks

Description:
Includes references
Author:
Wiles, L. , Brodahl, M.
Subject:
weed biology , seed dispersal , buried seeds , longevity , spatial distribution , agricultural soils , sandy soils , sandy loam soils , clay loam soils , clay soils , Zea mays , corn , crop production , regression analysis , Colorado
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

6. 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

7. Simulating nitrate drainage losses from a Walnut Creek watershed field

Description:
Includes references
Author:
Bakhsh, A. , Hatfield, J.L. , Kanwar, R.S. , Ma, L. , Ahuja, L.R.
Subject:
Root Zone Water Quality Model , simulation models , agricultural soils , watersheds , nitrate nitrogen , losses from soil , subsurface drainage , drainage water , Zea mays , corn , Glycine max , soybeans , crop yield , water pollution , soil horizons , soil physical properties , soil texture , nitrogen , application rate , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

8. Spatial variability of Aspergillus flavus soil populations under different crops and corn grain colonization and aflatoxins

Description:
Includes references
Author:
Abbas, H.K. , Zablotowicz, R.M. , Locke, M.A.
Subject:
Aspergillus flavus , soil fungi , agricultural soils , spatial distribution , population density , crop production , Zea mays , corn , microbial colonization , aflatoxins , Gossypium hirsutum , cotton , Triticum aestivum , wheat , Mississippi
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

9. Test of the Root Zone Water Quality Model (RZWQM) for predicting runoff of atrazine, alachlor and fenamiphos species from conventional-tillage corn mesoplots

Description:
Includes references
Author:
Ma, Q. , Wauchope, R.D. , Ma, L. , Rojas, K.W. , Malone, R.W. , Ahuja, L.R.
Subject:
atrazine , alachlor , fenamiphos , pesticide residues , soil transport processes , runoff , conventional tillage , simulation models , mathematical models , Zea mays , corn , agricultural soils , Georgia
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004