Search Results for the EPA National Library Catalog

Items Found: 20
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Your Search: (SUBJECT=Crop yields)

Select Item Title Year Published
Characterization of the southwest United States for the production of biomass energy crops 1987
Climate change effect on crop productivity / 2015
Crop-weather models and their use in yield assessments. 1977
Effect of simulated mixed-acid rain on yield and quality of bush bean / 1979
Long-term management effects on soil productivity and crop yield in semi-arid regions of Eastern Oregon 1989
Mechanisms of plant growth and improved productivity modern approaches / 1994
Methodologies for valuation of agricultural crop yield changes : a review / 1978
Moving up the yield curve : advances and obstacles : 1980
Optimizing crop production through control of water and salinity levels in the soil 1977
Pesticides {by} K.A. Hassall. 1969
Potential effects of irrigation practices on crop yields in Grand Valley / 1979
Productivity effects of cropland erosion in the United States 1983
Shrinking fields : cropland loss in a world of eight billion / 1996
Significance of acid rain to agriculture in Eastern Canada 1981
Spatial scale of crop-yield models : a review of the relationship between scale of models and accuracy 1981
Sulfuric acid rain effects on crop yield and foliar injury / 1980
Survey and assessment of air pollution damage to California vegetation 1970 through 1974. 1976
The effect of meteorological factors on crop yields and methods of forecasting the yield. 1982
Use of Reactor Cooling Water from Nuclear Power Plants for Irrigation of Agricultural Crops. 1972
Yield response to water 1979

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