TY  - BOOK
AU  - Conway,Gordon R.
AU  - Barbier,Edward
TI  - After the green revolution: sustainable agriculture for development
SN  - 1853830356
AV  - S494.5.S86 C65 1990
PY  - 1990///
CY  - London
PB  - Earthscan Publications
KW  - Sustainable agriculture
N1  - Includes bibliographical references and index
ER  -