| 000 | 00337nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a631.4 _bGIL |
||
| 100 | _aGill, W R | ||
| 245 | 0 | _aSoil dynamics in tillage and traction: Agriculture handbook No. 16 | |
| 260 |
_aUS _bDept of Agriculture |
||
| 700 | _aVanden Berg, G E | ||
| 942 | _cBK | ||
| 999 |
_c21911 _d21911 |
||