| 000 | 004220000a22001450004500 | ||
|---|---|---|---|
| 060 | _a100 | ||
| 082 | _a631.7 HEX | ||
| 100 | _aHeady, Earl O. | ||
| 100 |
_aHexem, Roger W. _fAnnotator |
||
| 245 | _aWater production functions for irrigated agriculture | ||
| 260 | _aThe IOWA State University Press | ||
| 260 | _c1978 | ||
| 650 | _aIrrigated farming/ water production/ production functions - agriculture | ||
| 942 | _cBK | ||
| 999 |
_c346878 _d346878 |
||