| 000 | 00455nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aPennsylvania Agricultural Experiment Station | ||
| 245 | _aSixty-eight annual report of the Pennsylvania Agricultural Experiment Station | ||
| 260 |
_aPennsylvania _bPennsylvania Agricultural Experiment Station _c1955 |
||
| 300 | _a20 p. | ||
| 440 | _aNo. 599; Pennsylvania Agricul | ||
| 901 | _a53590 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c9406 _d9406 |
||