M. J. Shaffer

Agricultural Research Service — United States

Agricultural and Biological Sciences · Life Sciences

26h-index2.1kcitations64works0.02yr avg
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Research Topics

Soil Carbon and Nitrogen Dynamics(31), Soil and Water Nutrient Dynamics(20), Crop Yield and Soil Fertility(14), Soil and Unsaturated Flow(13), Groundwater and Isotope Geochemistry(8)

Publications64 total

Corrigendum to “Assessment of nitrogen losses to the environment with a Nitrogen Trading Tool (NTT)” [Comput. Electron. Agricult. 63 (2008) 193–206]
Computers and Electronics in Agriculture·2010· 1 cited
A New GIS Nitrogen Trading Tool Concept for Conservation and Reduction of Reactive Nitrogen Losses to the Environment
Advances in agronomy·2010· 33 cited
Oblate Field Reversed Configurations (FRCs) in SSX
Bulletin of the American Physical Society·2008
Methodology of Calibration for Nucleonic Multiphase Meter Technology for SAGD Extra Heavy Oil
International Thermal Operations and Heavy Oil Symposium·2008· 6 cited
Assessment of nitrogen losses to the environment with a Nitrogen Trading Tool (NTT)
Computers and Electronics in Agriculture·2008· 49 cited
Nitrogen Management Modeling Techniques
Elsevier eBooks·2008· 10 cited
An index approach to assess nitrogen losses to the environment
Ecological Engineering·2007· 63 cited
GPFARM modeling of corn yield and residual soil nitrate-N
Computers and Electronics in Agriculture·2004· 15 cited
GPFARM PLANT MODEL PARAMETERS: COMPLICATIONS OF VARIETIES AND THE GENOTYPE ..ENVIRONMENT INTERACTION IN WHEAT
Transactions of the ASAE·2003· 20 cited
APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEM FOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES
Acta Horticulturae·2002· 14 cited
Nitrogen modeling for soil management
Journal of Soil and Water Conservation·2002· 26 cited
Simulating Interactive Effects of Symbiotic Nitrogen Fixation, Carbon Dioxide Elevation, and Climatic Change on Legume Growth
Journal of Environmental Quality·2002· 24 cited
Simulating Interactive Effects of Symbiotic Nitrogen Fixation, Carbon Dioxide Elevation, and Climatic Change on Legume Growth
Journal of Environmental Quality·2002· 6 cited
An internet-based simulation model for nitrogen management in agricultural settings.
2002
Carbon and Nitrogen Dynamics in Upland Soils
2001· 38 cited
Application of RZWQM for Soil Nitrogen Management
2001· 22 cited
NLOS (NLEAP On STELLA®) — A Nitrogen Cycling Model with a Graphical Interface
2001· 6 cited
A Review of Carbon and Nitrogen Processes in Nine U.S. Soil Nitrogen Dynamics Models
2001· 61 cited
Introduction to Simulation of Carbon and Nitrogen Dynamics in Soils
2001· 27 cited
NLEAP Internet Tools for Estimating NO3-N Leaching and N2O Emissions
2001· 23 cited
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Frequent Co-authors

Liwang Ma(8), Jorge A. Delgado(8), James C. Ascough(5), Lajpat R. Ahuja(5), R. F. Follett(5), Bruce K. Wylie(5), M. K. Brodahl(5), W. E. Larson(4), M. D. Hall(4), P.N.S. Bartling(4), J.B. Swan(3), Gregory S. McMaster(3), Ardell D. Halvorson(2), Francis J. Pierce(2), Jon D. Hanson(2), K. W. Rojas(2), Reagan Waskom(2), David G. Wagner(2), H. Lal(2), Shaun P. McKinney(2)