| 000 | 00392nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aSauer, E.L., McGurk, J.L., Norton, L.J. | ||
| 245 | _aCosts and benefits form soil conservation in Northeastern Illinois | ||
| 260 |
_aUrbana _c1950 |
||
| 300 | _a563-595 p. | ||
| 440 | _aIllinois Agricultural Experim | ||
| 901 | _a31658 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c6139 _d6139 |
||