| 000 | 00380 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aCooke, W.C. | |
| 245 | 1 | _aEcology of the pea aphid in the blue mountain area of estern Washington and oregon | |
| 260 |
_aWashington _c1963 |
||
| 300 | _a1-48 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aEcology United States Department of Agricultuer. Technical Bulletin No. 1287 | ||
| 901 | _aS50959 | ||
| 999 |
_c108310 _d108310 |
||