| 000 | 00456nam a2200169Ia 4500 | ||
|---|---|---|---|
| 020 | _a0521744034 | ||
| 082 | _a629/CON | ||
| 100 | _aConnor, David J | ||
| 245 | _aCrop ecology : productivity and management in agricultural systems | ||
| 260 |
_bCambridge University Press _aNew York _c2011 |
||
| 300 | _a556 | ||
| 650 | _aAgricultural ecology | ||
| 650 | _aCrops | ||
| 700 | _aLOOMIS,ROBERT S and CASSMAN,KENNETH G | ||
| 901 | _a4681 | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c4218 _d4218 |
||