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Subjects Crop yieldsx
Displaying items 1 - 20 of 47 start over
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1. A comparison of slit tillage and subsoiling in a subsurface hardpan soil
Author(s):
Busscher, W. J.
Subject(s):
Tillage , No-tillage , Duricrusts , Soil ripping , Crop yields , tillage , crops , yields
Year:
1993
2. A quality assessment of near real-time precipitation data used to make crop yield forecasts
Author(s):
Myers, M. Denise McCormick. , United States National Agricultural Statistics Service. Research Division.
Subject(s):
Agricultural estimating and reporting , Crop yields , precipitation , regression analysis , agricultural forecasts , crop yield , United States
Year:
1994
3. Advances in estimating crop yield through combined remote sensing and growth modeling
Author(s):
Maas, Stephan Joseph 1950- , Subtropical Agricultural Research Laboratory (U.S.)
Subject(s):
Agricultural estimating and reporting , Crop yields , Agriculture , Remote sensing , estimation , crop yield , remote sensing , growth models
Year:
1990
4. An assessment of crop production estimators used with the objective yield surveys
Author(s):
Fecso, Ron. , Francisco, Carol A. , Fuller, Wayne A. , United States National Agricultural Statistics Service. Statistical Research Division.
Subject(s):
Agricultural surveys , United States , Crop yields , crop production , crop yield , estimation
Year:
1986
5. An evaluation of two feedback versions of the Ceres-Maize model
Author(s):
Iwig, William C. , Klugh, Benjamin F. , United States Dept. of Agriculture. Statistical Reporting Service. Statistical Research Division.
Subject(s):
Corn , Yields , Forecasting , Mathematical models , Sampling , Crop yields , Simulation methods , corn , agricultural forecasts , data analysis , sampling , yields , simulation models , mathematical models
Year:
1986
6. An examination of correlations in board reported yields for several commodities
Author(s):
Pawel, David. , Fecso, Ron. , Little, Joyce. , United States National Agricultural Statistics Service. Research and Applications Division.
Subject(s):
Agricultural estimating and reporting , Crop yields , Statistics , Correlation (Statistics) , Multivariate analysis , crop yield , agricultural statistics , estimation , correlation , multivariate analysis
Year:
1989
7. An overview of the 1985 corn, cotton, soybean, and wheat objective yield surveys
Author(s):
Matthews, Ralph V.
Subject(s):
Crop yields , crop yield , corn , Zea mays , cotton , Gossypium , soybeans , Glycine max , wheat , Triticum
Year:
1985
8. Auxiliary use of LANDSAT data in estimating crop yields
Author(s):
Sigman, R. S.
Subject(s):
Agricultural estimating and reporting , Crop yields , Landsat satellites , agricultural forecasts , crop yield , Landsat
Year:
1980
9. Bias of soybean objective yield estimators due to variation in row space width
Author(s):
Pawel, David.
Subject(s):
Soybean , Crop yields , soybeans , Glycine max , crop yield , row spacing
Year:
1990
10. Comparison of 1964 objective and reported corn yields from weighed and non-weighed fields
Author(s):
United States Dept. of Agriculture. Statistical Reporting Service. Standards and Research Division. Research and Development Branch.
Subject(s):
Corn , Yields , Crop yields , corn , Zea mays , crop yield
Year:
1965
11. Comparison of methods for estimating crop yield at the county level
Author(s):
Bellow, Michael E. , United States National Agricultural Statistics Service. Research and Development Division.
Subject(s):
Agricultural surveys , United States , Methodology , Crop yields , estimation , simulation models , Colorado , Florida , Michigan , Mississippi , New York , North Dakota , Ohio , Oklahoma , Tennessee , Washington
Year:
2007
12. Comparison of objective yield to combine harvested yield in soybeans
Author(s):
Battaglia, Robert J.
Subject(s):
Soybean , Yields , Crop yields , Combines (Agricultural machinery) , soybeans , Glycine max , crop yield , combine harvesters , analysis of variance
Year:
1986
13. Comparison of the CEAS and Thompson-type models for corn yields in Iowa, Illinois, and Indiana
Author(s):
Cotter, James J.
Subject(s):
Corn , Yields , Iowa , Illinois , Indiana , Crop yields , Mathematical models , corn , Zea mays , crop yield , mathematical models
Year:
1984
14. Comparison of the CEAS and Thompson-type models for soybean yields in Iowa, Illinois, and Indiana
Author(s):
Sebaugh, Jeanne L.
Subject(s):
Soybean , Yields , Iowa , Illinois , Indiana , Crop yields , Mathematical models , soybeans , Glycine max , crop yield , mathematical models
Year:
1983
15. Corn objective yield
Author(s):
Steele, Ronald J.
Subject(s):
Corn , Yields , Crop yields , corn , Zea mays , crop yield
Year:
1987
16. Corn objective yield
Author(s):
Steele, Ronald J.
Subject(s):
Corn , Yields , Forecasting , Crop yields , corn , Zea mays , crop yield , agricultural forecasts
Year:
1986
17. Corn yield validation studies, 1953-83
Author(s):
Warren, Fred B.
Subject(s):
Corn , Yields , Crop yields , corn , Zea mays , crop yield
Year:
1985
18. Criteria for identifying candidate yield models
Author(s):
AgRISTARS Program
Subject(s):
Crop yields , Mathematical models , crop yield , yield monitoring , agricultural management models
Year:
1980
19. Crop production in Niger (1973)
Author(s):
Warren, Fred B. , United States Dept. of Agriculture. , United States Agency for International Development.
Subject(s):
Agriculture , Economic aspects , Niger , Crop yields , agricultural economics , crop yield
Year:
1974
20. ESCS objectives for yield forecasting models and method of evaluation
Author(s):
Klugh, B. F.
Subject(s):
Cotton , Yields , Mississippi , Crop yields , cotton , Gossypium , crop yield , agricultural forecasts
Year:
1978