Studies on the spruce budworm [Cacoecia fumiferana Clem.]
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Studies on the spruce budworm [Cacoecia fumiferana Clem.]
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| Physical Description |
91 sivua, XXIV kuvalehteä |
|---|---|
| Language |
English |
| Language of Original Work |
English |
| Publisher |
Ottawa :
Dominion of Canada, Dept. of Agriculture,
1924.
|
| Series | Bulletin / Department of Agriculture. Dominion of Canada, New series (technical), 37. |
| Classification | |
| Subjects | |
| Additional Information | by J. M. Swaine, F. C. Craighead and I. W. Bailey |