| 000 | 00461nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a631.452 | ||
| 245 | _aOn farm management of applied inputs and native soil fertility edited by Daniel | ||
| 260 | _aMakati City, Philippines | ||
| 260 | _bInternational Rice Research Institute | ||
| 260 | _c1998 | ||
| 300 | _a212p. | ||
| 440 | _aNo.23; IRRI Discussion Paper S | ||
| 901 | _pS44736 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c128760 _d128760 |
||