| 000 | 00549nam a2200193Ia 4500 | ||
|---|---|---|---|
| 008 | 170901s1978 xx 000 0 und d | ||
| 020 | _a0470264276 | ||
| 082 |
_a338.16 _bO21O |
||
| 100 | _aOelhaf, Robert C. | ||
| 245 | 0 |
_aOrganic Agriculture _bEconomic and Ecological Comparisons with Conventional Methods |
|
| 260 |
_aNew York _bJohn Wiley and Sons _c1978 |
||
| 300 | _a271 | ||
| 650 | _aEconomics | ||
| 650 | _aSocial sciences | ||
| 653 | _aEcological aspects | ||
| 653 | _aEconomic aspects | ||
| 653 | _aOrganic farming | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c3224 _d3224 |
||