| 000 | 004450000a22001690004500 | ||
|---|---|---|---|
| 020 | _a0-521-38776-0 | ||
| 060 | _a100 | ||
| 082 | _a631 LOO | ||
| 100 | _aConnor, D J | ||
| 100 | _aLoomis, R S | ||
| 245 | _aCrop ecology productivity and management in agrcultural system | ||
| 260 | _aCambridge University Press | ||
| 260 | _c1992 | ||
| 300 | _a538 | ||
| 650 | _aagricultural ecology / agricultural systems / crop ecology | ||
| 942 | _cBK | ||
| 999 |
_c205732 _d205732 |
||