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Year 2007 Remove constraint 2007: 2007 Authors Ma, L. Remove constraint Ma, L.: Ma, L.
Displaying items 1 - 10 of 13 start over

1. Empirical analysis and prediction of nitrate loading and crop yield for corn-soybean rotations

Description:
Includes references
Author:
Malone, R.W. , Ma, L. , Karlen, D.L. , Meade, T. , Meek, D. , Heilman, P. , Kanwar, R.S. , Hatfield, J.L.
Subject:
crop yield , nitrates , prediction , losses from soil , subsurface drainage , regression analysis , multivariate analysis , Zea mays , Glycine max , crop rotation , fertilizer application , urea ammonium nitrate , nitrogen , leaching , autumn , spring , equations , agricultural soils , rain , water quality , statistical models , pig manure , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

2. Energy Balance Simulation of a Wheat Canopy Using the RZ-SHAW (RZWQM-SHAW) Model

Description:
Includes references
Author:
Yu, Q. , Flerchinger, G.N. , Xu, S. , Kozak, J. , Ma, L. , Ahuja, L.
Subject:
Root Zone Water Quality Model , agricultural management models , Triticum aestivum , winter wheat , canopy , energy balance , simulation models , heat transfer , crop models , solar radiation , China
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

3. Evaluating and predicting agricultural management effects under tile drainage using modified APSIM

Description:
Includes references
Author:
Malone, R.W. , Huth, N. , Carberry, P.S. , Ma, L. , Kaspar, T.C. , Karlen, D.L. , Meade, T. , Kanwar, R.S. , Heilman, P.
Subject:
agricultural soils , tile drainage , leaching , nitrates , losses from soil , continuous cropping , crop rotation , crop yield , Zea mays , Glycine max , simulation models , prediction , winter wheat , Triticum aestivum , water quality , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

4. Modeling Pesticide Fate and Nonideal Transport From Seeds Treated with a Slow-Release Pesticide in a Laboratory Soil Column

Description:
Includes references
Author:
Sabbagh, G.J. , Fox, G.A. , Ma, L. , Malone, R.W. , Arthur, E.L. , Dyer, D.G.
Subject:
Root Zone Water Quality Model , Zea mays , seeds , seed dressings , insecticides , environmental fate , leaching , sorption , binding properties , agricultural soils , silt loam soils , pesticide persistence , insecticide residues , soil transport processes
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

5. RZWQM simulated effects of crop rotation, tillage, and controlled drainage on crop yield and nitrate-N loss in drain flow

Description:
Includes references
Author:
Ma, L. , Malone, R.W. , Heilman, P. , Jaynes, D.B. , Ahuja, L.R. , Saseendran, S.A. , Kanwar, R.S. , Ascough, J.C. II
Subject:
Root Zone Water Quality Model , simulation models , losses from soil , nitrogen , tile drainage , tillage , crop rotation , subsurface drainage , subsurface flow , water quality , crop yield , leaching , Glycine max , Zea mays , prediction , computer analysis , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

6. RZWQM simulation of long-term crop production, water and nitrogen balances in Northeast Iowa

Description:
Includes references
Author:
Ma, L. , Malone, R.W. , Heilman, P. , Karlen, D.L. , Kanwar, R.S. , Cambardella, C.A. , Saseendran, S.A. , Ahuja, L.R.
Subject:
clay loam soils , Root Zone Water Quality Model , simulation models , crop yield , soil water content , water balance , nitrogen , tile drainage , subsurface drainage , subsurface flow , tillage , crop rotation , long term experiments , water table , Zea mays , Glycine max , agricultural soils , loam soils , soil hydraulic properties , plant growth , calibration , fertilizer application , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

7. Scaling Parameters of the Lewis-Kostiakov Water Infiltration Equation Across Soil Textural Classes and Extension to Rain Infiltration

Description:
Includes references
Author:
Ahuja, L.R. , Kozak, J.A. , Andales, A.A. , Ma, L.
Subject:
equations , infiltration (hydrology) , rain , textural soil types
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

8. Sensitivity of tile drainage flow and crop yield on measured and calibrated soil hydraulic properties

Description:
Includes references
Author:
Ma, L. , Malone, R.W. , Heilman, P. , Ahuja, L.R. , Meade, T. , Saseendran, S.A. , Ascough, J.C. II , Kanwar, R.S.
Subject:
soil hydraulic properties , subsurface drainage , tile drainage , saturated hydraulic conductivity , soil water content , soil water characteristic , Root Zone Water Quality Model , water table , crop yield , simulation models , nitrogen , porosity , losses from soil , statistical analysis , equations , soil pore system
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

9. Simulated N management effects on corn yield and tile-drainage nitrate loss

Description:
Includes references
Author:
Malone, R.W. , Ma, L. , Heilman, P. , Karlen, D.L. , Kanwar, R.S. , Hatfield, J.L.
Subject:
losses from soil , Root Zone Water Quality Model , nitrate nitrogen , Zea mays , crop yield , tile drainage , crop rotation , simulation models , fertilizers , fertilizer application , autumn , spring , calibration , testing , soil conservation , conservation practices , computer analysis , anhydrous ammonia , Glycine max , equations , pig manure
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

10. Simulating management effects on crop production, tile drainage, and water quality using RZWQM-DSSAT

Description:
Includes references
Author:
Saseendran, S.A. , Ma, L. , Malone, R. , Heilman, P. , Ahuja, L.R. , Kanwar, R.S. , Karlen, D.L. , Hoogenboom, G.
Subject:
plant growth , simulation models , crop yield , tile drainage , Root Zone Water Quality Model , water quality , tillage , crop rotation , continuous cropping , fertilizer application , Zea mays , Glycine max , grain yield , pig manure , nitrates , losses from soil , agricultural soils , cover crops , prediction , soil erosion , measurement , new methods , sediment deposition , rainfall simulation , sediments , sediment yield , magnetism , labeling techniques , interrill erosion , rill erosion , nondestructive methods , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007