| 000 | 00432nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a631.11:547 _bMAD |
||
| 245 | 0 | _aOrganic farming: Current technology and its role in a sustainable agriculture | |
| 260 |
_aMadison _bAmerican Soc of Agronomy _c1984 |
||
| 505 | _aProceedings of a symposium sponsored by ASA,CSSA and SSSA in Atlanta, 1981 | ||
| 650 | _aOrganic farming | ||
| 942 | _cBK | ||
| 999 |
_c38989 _d38989 |
||