Mitchell, John E. (1940-)
概要
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書目資訊
The Conservation reserve--yesterday, today and tomorrow : = symposium proceedings, January 14, 1991, Washington, DC /
by:
Joyce, L. A.; Conservation Reserve Program (U.S.); Mitchell, John E. (1940-); Skold, Melvin D.; Society for Range Management.; Great Plains Agricultural Council.; Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.); United States., Forest Service.
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