TY  - BOOK
ED  - National Research Council (U.S.).
TI  - Alternative agriculture
SN  - 0309039878
PY  - 1989///
CY  - Washington, D.C.
PB  - National Academy Press
KW  - Alternative agriculture
KW  - United States
KW  - Agricultural systems
KW  - Case studies
N1  - Includes bibliographical references and index
ER  -