File:InsectsAffectingWhitePine.jpg

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Summary

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Description

Pest insects affecting white pine. This illustrations shows: 1. Nearly full grown larva of imperial moth, Basilona imperralis Drury; 2. Masses of the pine bark louwe, Chermes pinicorticis Fitch; 3. Pupal cells of white pine weevil, Pissodes strobi Peck under bark of pine log; 4. Burrows of larvae of same in bark; 5. Portion of dead shoot killed by the insect, showing the circular exit holes, the borings of the insect in upper part and the shrunken area extending down on the affected portion of the twig; 6. Pupal cells of white pine weevil within the wood, showing method of exit and also a few exit holes in the shrunken affected bark; 7. Adult weevil, Pissodes strobi Peck; 8. Leconte's sawfly larvae, Lophyrus lecontes Fitch in resting position, showing below the stubs of devoured foliate; 9. Pine leaf scale insect, Chionapsis furfura Fitch

Source

Seventh Report of the Forest, Fish and Game Commission of the State of New York

Date

1902

Author

L. H. Joutel

Permission
(Reusing this file)

This image is in the public domain because of its age. For higher resolution versions contact me at my website


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Date/TimeThumbnailDimensionsUserComment
current23:49, 29 January 2008Thumbnail for version as of 23:49, 29 January 2008845 × 1,200 (524 KB)smartcommons-wikipedia-en>Camazine{{Information |Description = Pest insects affecting white pine. This illustrations shows: 1. Nearly full grown larva of imperial moth, Basilona imperralis Drury; 2. Masses of the pine bark louwe, Chermes pinicorticis Fitch; 3. Pupal cells of white pine w

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