Alternative agriculture: committee on the role of alternative farming methods in modern production agriculture
Alternative agriculture: committee on the role of alternative farming methods in modern production agriculture (Book)
- Washington, D.C. National Academy Press 1989
- 448 p. 26 cm.
0309039851
Agricultural ecology--United States Agriculture systems--United States
631/635 ALT / 6672
0309039851
Agricultural ecology--United States Agriculture systems--United States
631/635 ALT / 6672