A Method for Field Studies of the Balsam Woolly Aphid
| Autor: | Johnson, Norman E., Heikkenen, H. J. |
|---|---|
| Zdroj: | Journal of Economic Entomology; August 1958, Vol. 51 Issue: 4 p540-540, 1p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
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| Autor: | Johnson, Norman E., Heikkenen, H. J. |
|---|---|
| Zdroj: | Journal of Economic Entomology; August 1958, Vol. 51 Issue: 4 p540-540, 1p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
|