| 000 | 00499cam a2200169 a 4500 | ||
|---|---|---|---|
| 008 | 090615b xx j 000 1 eng | ||
| 020 | _a0126565503 | ||
| 100 | 1 | _aSpedding, C. R. W. | |
| 245 | 1 | 0 | _aThe biology of agricultural systems / C. R. W. Spedding. |
| 260 |
_bAcademic Press _aLondon ; New York _c1975 |
||
| 300 |
_a261 p. _bil. _c24 cm. |
||
| 500 | _aIncludes bibliographies and index. | ||
| 650 | 1 | 0 | _aAgricultural systems |
| 650 | 1 | 0 | _aBiology, Economic |
| 050 | 0 | _aS495 S69 | |
| 942 | _cCG | ||
| 999 |
_c9044 _d9044 |
||