| 000 | 00522nam a2200181Ia 4500 | ||
|---|---|---|---|
| 020 | _a9711041146 | ||
| 040 | _cNUA | ||
| 082 | _aPHI POT 1983 C077 Or. | ||
| 245 | 1 | 0 | _aSymposium on Potential productivity of field crops under different environments |
| 300 |
_a526 pages : _billustrations ; _c23 cm |
||
| 650 | 0 | _aCrops and climate | |
| 650 | 0 | _aField crops | |
| 650 | 0 | _aCrop yields | |
| 650 | 0 | _aSoil productivity | |
| 650 | 0 | _aCropping systems | |
| 710 | 2 | _aInternational Rice Research Institute. | |
| 942 | _cAEDBB | ||
| 999 |
_c21317 _d21317 |
||