| 000 | 00378nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 220216s9999 xx 000 0 und d | ||
| 100 |
_aSyamsu Y _cet al |
||
| 245 | 0 | _aSecond evaluation of smallholder rubber after the implementation of SIR scheme 1988 in north Sumatra | |
| 260 |
_bBulletin Perkaretan _c1991 |
||
| 300 | _a8-Feb | ||
| 650 | _aSmallholder economics | ||
| 942 | _cJS | ||
| 999 |
_c68512 _d68512 |
||