| 000 | 00471nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 220216s9999 xx 000 0 und d | ||
| 100 | _aYogaratnam N | ||
| 245 | 0 | _aUrea as a source of nitrogen for rubber plantations in Sri Lanka. 1. A review and preliminary observations | |
| 260 |
_bJournal of the Rubber Research Institute of Sri Lanka _c1981 |
||
| 300 | _a13-19 | ||
| 650 | _aRubber plantation | ||
| 650 | _aSri Lanka | ||
| 650 | _aUrea fetilization | ||
| 942 | _cJS | ||
| 999 |
_c71782 _d71782 |
||