| 000 | 00490nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a631 S _bIND.2 |
||
| 245 | 0 | _aSustainable agriculture: Issues, perspectives and prospects in semiarid tropics: Proceedings of the first International symposium on natural resources management for a sustainable agriculture Delhi. Feb 1990. V 2 | |
| 260 |
_bISA _c1990 |
||
| 650 | _aCrop genetic resources | ||
| 650 | _aSustainable agriculture | ||
| 942 | _cBK | ||
| 999 |
_c40326 _d40326 |
||