Sustainable agriculture research and education in the field : a proceedings
Sustainable agriculture research and education in the field : a proceedings
- Washington : National Academy Press, 1991
- 437 p. : láms. ; ilus. ; gráfs.
17758
Agricultura sustentable.
Agricultura--Investigacion--E.U.A.
Educación agrícola.
338.162 / N3
17758
Agricultura sustentable.
Agricultura--Investigacion--E.U.A.
Educación agrícola.
338.162 / N3
