| 000 | 00366 a2200133 4500 | ||
|---|---|---|---|
| 100 | 1 | _aFrey, John C. | |
| 245 | 1 | _aSome obstacles to soil erosion control in western Iowa | |
| 260 |
_aIowa _c1952 |
||
| 300 | _a945-1007 p. | ||
| 440 | _aIowa Agricultural Experiment Station. Research Bulletin No. 391 | ||
| 650 | _aSoil, Erosion | ||
| 942 |
_2udc _cB |
||
| 901 | _a36083 | ||
| 999 |
_c55705 _d55705 |
||