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Subjects corn Remove constraint corn: corn Subjects equations Remove constraint equations: equations Subjects spatial data Remove constraint spatial data: spatial data
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1. An intercomparison of three remote sensing-based surface energy balance algorithms over a corn and soybean production region (Iowa, U.S.) during SMACEX

Description:
In the special issue: Environmental biophysics - Tribute to John Norman / edited by Martha Anderson, Tracy Twine, and Andy Black.
Author:
Choi, Minha , Kustas, William P. , Anderson, Martha C. , Allen, Richard G. , Li, Fuqin , Kjaersgaard, Jeppe H.
Subject:
soil-plant-atmosphere interactions , surface temperature , energy balance , evapotranspiration , canopy , vegetation cover , leaf area index , estimation , remote sensing , models , heat transfer , spatial data , equations , Zea mays , corn , Glycine max , soybeans , simulation models , mathematical models , algorithms , accuracy , spatial variation , soil temperature , satellites , image analysis , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. Mapping leaf chlorophyll and leaf area index using inverse and forward canopy reflectance modeling and SPOT reflectance data

Description:
Includes references
Author:
Houborg, Rasmus , Boegh, Eva
Subject:
canopy , vegetation structure , vegetation cover , leaf area index , leaves , chlorophyll , spatial data , spatial distribution , spectral analysis , reflectance , image analysis , remote sensing , field crops , wheat , corn , barley , Triticum aestivum , Hordeum vulgare , Zea mays , soil , equations
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

3. Simulating Field-Scale Soil Organic Carbon Dynamics Using EPIC

Description:
Includes references
Author:
Causarano, H.J. , Shaw, J.N. , Franzluebbers, A.J. , Reeves, D.W. , Raper, R.L. , Balkcom, K.S. , Norfleet, M.L. , Izaurralde, R.C.
Subject:
soil organic carbon , soil nutrient dynamics , simulation models , calibration , carbon sequestration , environmental models , corn , cotton , Zea mays , Gossypium hirsutum , landscape position , soil properties , spatial data , equations , tillage , crop management , crop yield
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

4. Spatial distribution, temporal stability, and yield loss estimates for annual grasses and common ragweed (Ambrosia artimisiifolia) in a corn/soybean production field over nine years

Description:
Includes references
Author:
Clay, S.A. , Kreutner, B. , Clay, D.E. , Reese, C. , Kleinjan, J. , Forcella, F.
Subject:
Zea mays , corn , grain yield , annual weeds , grass weeds , Ambrosia artemisiifolia , broadleaf weeds , spatial distribution , temporal variation , long term experiments , plant density , equations , kriging , spatial data , geostatistics , precision agriculture , South Dakota
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006