Optimum erosion control least cost. St. Joseph
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Format: | Texto biblioteca |
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Language: | d |
Published: |
Michigan : American Society of Agricultural Engineers,
1987
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Subjects: | SOIL CONSERVATION-CONGRESSES, SOIL EROSION-CONGRESSES, CONSERVATION OF NATURAL RESOURCES-CONGRESSES, Proceedings of the Nationan Symposium on conservation systems, December 14-15, 1987. Hyatt Regency Chicago in..., American Society of Agricultural Engineers, |
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