TY  - BOOK
AU  - 
AU  - Hill,Stuart B.
AU  - Ott,Pierre
TI  - Basic technics in ecological farming: papers presented at the 2nd international conference held by the IFOAM, Montrez
SN  - 3764313749
PY  - 1982///
CY  - Basel, Switzerland
PB  - Birkhauser Verlag
KW  - Organic farming
KW  - Agricultural ecology
KW  - Soil fertility
N1  - English and French
ER  -