| 000 | 00371nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 245 | _aProfessional workers in state agricultural experiment stations and other coopera | ||
| 260 | _aWashington | ||
| 260 | _c1971 | ||
| 300 | _a334 p. | ||
| 440 | _aNo. 305; United States Departm | ||
| 901 | _pS21978 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c130785 _d130785 |
||