| 000 | 00508 am a2200157 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aEffect of various sources and concentration of phosphatic fertilizers on soil productivity | |
| 300 | _a72p.+18.b tab. | ||
| 650 | _aPhosphotic fertilizer | ||
| 650 | _aSoil fertility | ||
| 650 | _aSoil productivity Phiso-chemical Propesties | ||
| 502 |
_cCollege of Agriculture, Hissar _bM.Sc. (Soil Science) _d1972 |
||
| 502 | _gSrivastava, O.P | ||
| 100 | 1 |
_aKharub, H.S _d |
|
| 942 |
_2udc _cT |
||
| 901 | _aRF1138 | ||
| 999 |
_c145795 _d145795 |
||