| 000 | 00361nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aHuber, L.L. | ||
| 245 | _aPennsylvania corn performance studies - Double cross tests, 1954 | ||
| 260 |
_aPennsylvania _c1955 |
||
| 300 | _a0.5 | ||
| 440 | _aNo. 137; Pennsylvania Agricul | ||
| 901 | _a47657 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c8640 _d8640 |
||