000 | 00374nam a2200145Ia 4500 | ||
---|---|---|---|
008 | 130223s9999 xx 000 0 und d | ||
100 | _aBergman, Ernest L. | ||
245 | _aCelery blackheart and its control in Pennsylvania | ||
260 | _aPennsylvania | ||
260 | _c1960 | ||
300 | _a0.75 | ||
440 | _aNo. 215; Pennsylvania Agricult | ||
901 | _pS8535 | ||
942 |
_cB _2udc |
||
999 |
_c117549 _d117549 |