| 000 | 00420nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 220216s9999 xx 000 0 und d | ||
| 100 | _aJohn R S | ||
| 245 | 0 | _aPottassium status of some soils in the rubber growing areas of Ceylon | |
| 260 |
_bRubber Research Institute of Ceylon Quarterly Journal _c1967 |
||
| 300 | _a19-33 | ||
| 650 | _aCeylon | ||
| 650 | _aHevea brasiliensis | ||
| 650 | _aPotassium | ||
| 942 | _cJS | ||
| 999 |
_c65409 _d65409 |
||