TY  - BOOK
AU  - Reijntjes,Coen
AU  - Haverkort,Bertus
TI  - Farming for the future: an introduction to low-external-input and sustainable agriculture
SN  - 0333570111 :
PY  - 1992///
CY  - Oxford
PB  - Macmillan
KW  - Agriculture
KW  - sears
ER  -