Search National Agricultural Library Digital Collections

You searched for:

Subjects corn Remove constraint corn: corn Subjects crops Remove constraint crops: crops Subjects wheat Remove constraint wheat: wheat
Displaying all 4 items start over

1. 1980 AgRISTARS DC/LC project summary: crop area estimates for Kansas and Iowa

Description:
3 ref.
Author:
Kleweno, D.D. , Miller, C.E.
Subject:
estimation , crops , satellites , wheat , soybeans , corn , Kansas , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1981

2. A canopy transpiration and photosynthesis model for evaluating simple crop productivity models

Description:
Includes references
Author:
Kremer, Cristian , Stockle, Claudio O. , Kemanian, Armen R. , Howell, Terry
Subject:
crops , Triticum aestivum , wheat , Zea mays , corn , plant-water relations , transpiration , photosynthesis , simulation models , mathematical models , crop models , canopy , water use efficiency
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

3. Management of soils to conserve moisture: with special reference to semiarid conditions

Author:
Failyer, George H. (George Henry) , 1849-
Subject:
Soil moisture , Soil management , soil water movement , tilth , tillage , subsoiling , plowing , agricultural machinery and equipment , tillage implements , plows , cultivators , soil water content , semiarid zones , arid lands , dry environmental conditions , soil management , xerophytes , crops , wheat , corn , alfalfa , moisture content , soil organic matter , plant litter , green manures , legumes , drainage , soil water , Sorghum bicolor
Physical description:
30 p. : ill. ; 23 cm.
Additional Author(s):
Failyer, George H. (George Henry) , 1849-
Collection:
Organic Roots Collection
Series:
Farmers' bulletin

4. Two-Source Energy Balance Model: Refinements and Lysimeter Tests in the Southern High Plains

Description:
Includes references
Author:
Colaizzi, P.D. , Evett, S.R. , Howell, T.A. , Gowda, P.H. , O'Shaughnessy, S.A. , Tolk, J.A. , Kustas, W.P. , Anderson, M.C.
Subject:
canopy , corn , cotton , crop models , crops , energy balance , environment , equations , evapotranspiration , grain sorghum , heat transfer , lysimeters , remote sensing , semiarid zones , soil , vegetation , water management , wheat
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2012