| 000 | 00420nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aSanchez, P.A., Nurena, S.M.A. | ||
| 245 | _aUpland rice improvement under shifting cultivation systems in the Amazon Basin o | ||
| 260 | _aNorth Carolina | ||
| 260 | _c1972 | ||
| 300 | _a20 p. | ||
| 440 | _aNo. 210; Carolina, North Agric | ||
| 901 | _pS21464 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c136092 _d136092 |
||