| 000 | 00520 am a2200193 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aStudies on the organic phosphorus status of kerala soils | |
| 300 | _a56 p+4 fig+9 tables | ||
| 650 | _aNonmetals | ||
| 650 | _aOrgano phosphorus | ||
| 650 | _aPhosphorus | ||
| 650 | _aPhosphate fertilizers | ||
| 650 | _aSoil science | ||
| 650 | _aSoil types | ||
| 502 |
_cUniversity of Kerala _bM.sc (Agricultural Chemistry) _d1971 |
||
| 502 | _gKoshy,M.M | ||
| 100 | 1 |
_aJohn,P.C _d |
|
| 942 |
_2udc _cT |
||
| 901 | _aRF2247 | ||
| 999 |
_c147562 _d147562 |
||