| 000 | 00665nam a2200205Ia 4500 | ||
|---|---|---|---|
| 008 | 160601s9999 xx 000 0 und d | ||
| 020 | _a801829208 | ||
| 100 |
_aCrosson, Pierre R _945591 |
||
| 245 | _aResource and environmental effects of U S agriculture | ||
| 260 | _aWashington, D C | ||
| 260 | _bResources for the future, Inc | ||
| 260 | _c1982 | ||
| 300 | _axv, 255p.; 26cm. | ||
| 650 |
_aAgriculture - United States _921539 |
||
| 650 |
_aAgriculture ecology - United States _945592 |
||
| 650 |
_aIrrigation _9573 |
||
| 650 |
_aPolicy considerations _945593 |
||
| 650 |
_aRegional projections _945594 |
||
| 650 |
_aSoil conservation - United States _945595 |
||
| 999 |
_c15600 _d15600 |
||