| 000 | 003810000a22001570004500 | ||
|---|---|---|---|
| 020 | _a0-85334-823-5 | ||
| 060 | _a100 | ||
| 082 | _a630 SPE | ||
| 100 | _aSpedding, C R W | ||
| 245 | _aIntroduction to agricultural systems | ||
| 260 | _aLondon, Applied science publishers Ltd | ||
| 260 | _c1979 | ||
| 300 | _a169 | ||
| 650 | _aAgricultural systems- Agriculture | ||
| 942 | _cBK | ||
| 999 |
_c214131 _d214131 |
||