Agricultural production efficiency

Committee on Agricultural Production Efficiency, Board on Agriculture and Renewable Resources, Commission on Natural Resources, National Research Council
Bok · Engelsk · 1975

Utgitt	Washington : National Academy of Sciences , 1975
Omfang	IX, 199 s. : ill.
Emner	Agricultural education - United States Agriculture and state - United States Agriculture - Research - United States Agriculture - United States Food supply - United States
ISBN	0309023106