TY  - BOOK
AU  - Reijntjes, Coen.
AU  - Haverkort, Bertus.
AU  - Waters-Bayer, Ann.
TI  - Farming for the future: : an introduction to low-external-input and sustainable agriculture
U1  - 631.0913 
PY  - 1992///
CY  - Leusden, Netherlands
PB  - ILEIA
KW  - Agricultura sustentable
KW  - Agricultura
KW  - Trópicos
KW  - Sistemas de cultivo
ER  -