| 000 | 00544nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 220216s9999 xx 000 0 und d | ||
| 100 | _aSudhakumari B. | ||
| 245 | 0 | _aEvaluation of two extractants for the estimation of available potassium, calcium and magnesium in acid soils under rubber | |
| 260 |
_bIndian Journal of Natural Rubber Research _c1994 |
||
| 300 | _a103-106 | ||
| 650 | _aAvailable nutrient | ||
| 650 | _aExchangeable ion | ||
| 700 | _aJoseph M.[a] | ||
| 700 | _aKarthikakuttyamma M. | ||
| 700 | _aMathew M. | ||
| 942 | _cBS | ||
| 999 |
_c52111 _d52111 |
||