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Rural Development Publications Collection (1)[remove]
- Bloome, P.D. , Grevis-James, I.W. , Jones, L.K. , Batchelder, D.G.
- natural resources , energy use and consumption , energy resources , energy conservation , agricultural machinery and equipment , agricultural engineering
- Physical description:
- p. 115-120.
- Rural Development Publications Collection
- Yearbook of agriculture
- Part Of:
- Yearbook of agriculture - United States Dept. of Agriculture. 1980