| 000 | 00404nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a631.459:631.372.51 | ||
| 100 | _aGill, W.R., Berg, G.E.V. | ||
| 245 | _aSoil dynamics in tillage and traction | ||
| 260 | _aWashington | ||
| 260 | _c1967 | ||
| 300 | _a511 p. | ||
| 440 | _aNo. 316; United States Departm | ||
| 901 | _pS21502 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c133621 _d133621 |
||