| Author: | Spillman, W. J. |
| Title: | Use of the Exponential Yield Curve in Fertilizer Experiments. |
| Publication Info: | Beltsville, MD: U.S. Department of Agriculture, National Agricultural Library, Alternative Farming Systems Information Center 2004 |
| Availability: |
These pages may be freely searched and displayed. Please contact afsic@nal.usda.gov for more information about subsequent distribution in print or electronically. National Agricultural Library call no.: 1 Ag84Te no.348 |
| Print source: |
Use of the Exponential Yield Curve in Fertilizer Experiments. Spillman, W. J. Washington DC: : United States Department of Agriculture, April 1933 |
| Subject terms: |
Fertilizers Mathematical models
J500 Soil Fertility, Fertilzers, and Manures
X100 Mathematics and Statistics
soil science
soil quality
soil analysis
precision agriculture
fertilizers
plant growth
crop yields
nutrient availability
input costs
mathematics and statistics
North America
USA
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| URL: | http://name.umdl.umich.edu/17038117.0348.001 |
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