TY  - BOOK
TI  - Organic farming: Current technology and its role in a sustainable agriculture
U1  - 631.11:547 
PY  - 1984///
CY  - Madison
PB  - American Soc of Agronomy
KW  - Organic farming
N1  - Proceedings of a symposium sponsored by ASA,CSSA and SSSA in Atlanta, 1981
ER  -