| 000 | 00583nam a2200217Ia 4500 | ||
|---|---|---|---|
| 008 | 150909s9999 xx 000 0 und d | ||
| 041 | _aEnglish | ||
| 082 | _a 338 .1 | ||
| 082 | _bOEL/OR | ||
| 100 | _aOelhaf R C | ||
| 100 | _eAuthor | ||
| 245 | _aOrganic agriculture: economic and ecological comparison with conventional methods | ||
| 260 | _aNew Jersey | ||
| 260 | _bAllenheld Osmun and Co Publishers | ||
| 260 | _c1978 | ||
| 300 | _a271 Pages | ||
| 365 | _aRs .18 .00 | ||
| 650 | _aagricultural economics | ||
| 650 | _aOrganic farming | ||
| 942 | _cBK | ||
| 999 |
_c231515 _d231515 |
||