| 000 | 00396nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a630.7 | ||
| 100 | _aDalton,G.E. | ||
| 245 | _aStudy of agricultural systems. | ||
| 260 |
_aLondon _bApplied Sciences _c1975 |
||
| 300 | _a441 | ||
| 650 | _aAgriculture | ||
| 653 | _aAgriculture | ||
| 653 | _aStucy of Agricultural Systems | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c7279 _d7279 |
||