| 000 | 00450nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140712s9999 xx 000 0 und d | ||
| 041 | _aENG | ||
| 080 |
_a631.4:633.18:63 _bBIS-S |
||
| 245 | _aSustainable soil productivity under rice- wheat system | ||
| 260 |
_c1997 _aNew Delhi _bIndian Society of Soil Science |
||
| 300 | _a83 | ||
| 650 | _aSoil FertilityEarth SciencesSoil Sciences | ||
| 700 | _aBiswas, T. D. Narayanasamy, G. | ||
| 942 |
_2UDC _cBK |
||
| 999 |
_c6446 _d6446 |
||