| 000 | 00396nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aDuley, F.L. | ||
| 245 | _aYields in different cropping systems and fertilizer tests under stubble mulching | ||
| 260 | _aLincoln | ||
| 260 | _c1960 | ||
| 300 | _a54 p. | ||
| 440 | _aNebraska Agricultural Experiment | ||
| 901 | _pS1225 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c137140 _d137140 |
||