| 000 | 00394nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 245 | _aSoil productionivity indexes for Illinois counties and soil associations | ||
| 260 | _aUrbana | ||
| 260 | _bIllinois Agricultural Experiment Station | ||
| 260 | _c1975 | ||
| 440 | _aNo. 752; Illinois Agricultural | ||
| 901 | _pS277732 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c133704 _d133704 |
||