| 000 | 00399nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aThorfinnson, T.S., Epp, A.W. | ||
| 245 | _aSystems of farming for the tri-county irrigation area in Nebraska | ||
| 260 | _aLincoln | ||
| 260 | _c1949 | ||
| 300 | _a1-51 p. | ||
| 440 | _aNebraska Agricultural Experime | ||
| 901 | _pS53731 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c135259 _d135259 |
||