| 000 | 00444nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a633(072) | ||
| 100 | _aTraxler, Greg | ||
| 245 | _aCrop management research and extension : The products and their impact on produc | ||
| 260 | _aMexico | ||
| 260 | _bCIMMYT | ||
| 260 | _c1992 | ||
| 300 | _a57 p. | ||
| 440 | _aNo. 5; International Maize and | ||
| 901 | _pS42917 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c119328 _d119328 |
||