| 000 | 00557pab a2200193 454500 | ||
|---|---|---|---|
| 008 | 180718b1998 xxu||||| |||| 00| 0 eng d | ||
| 100 | _aPraduman Kumar et al. | ||
| 245 | _aSustainability of rice-wheat based cropping systems in India: socio-economic and policy issues | ||
| 260 | _c1998 | ||
| 300 | _ap.A152-58 | ||
| 362 | _a26 Sep | ||
| 650 | _aWheat - India | ||
| 650 | _aRice - India | ||
| 650 | _aAgricultural products - India | ||
| 650 | _aCrops - India | ||
| 650 | _aCultivation | ||
| 773 | _aEconomic and Political Weekly | ||
| 909 | _a38860 | ||
| 999 |
_c38860 _d38860 |
||