| 000 | 00354nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aHeld, R.B. | ||
| 245 | _aSoil erosion and some mean for its control | ||
| 260 | _aAmes | ||
| 260 | _c1962 | ||
| 300 | _a1-32 p. | ||
| 440 | _aIowa Agricultural Experiment S | ||
| 901 | _pS6752 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c133624 _d133624 |
||