| 000 | 00502 am a2200181 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aPotassium status of soils as affected by inntensive cropping | |
| 300 | _a106p+20 Tables+9 Fig | ||
| 650 | _aPotassium | ||
| 650 | _aSiol | ||
| 650 | _aIntensiva Cropping | ||
| 650 | _aFertilizer | ||
| 650 | _aCultivator | ||
| 502 |
_cPunjab Agricultural University,Ludhiana _bM.Sc _cSoil Science _d1977 |
||
| 502 | _gSekhon.G.S | ||
| 100 | 1 |
_aBhumbla.Devinder Kumar _d |
|
| 942 |
_2udc _cT |
||
| 901 | _aRF799 | ||
| 999 |
_c146242 _d146242 |
||