Western Forest Insects and Diseases - SUCKING INSECTS

Sucking Insects (general + other)

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Balsam Woolly Adelgid (Adelges piceae)

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Black Pineleaf Scale (Nuculapsis californica)

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Boxelder Bug (Leptocoris trivittatus and L. rubrolineata)

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Cooley Spruce Gall Aphid (Adelges cooleyi)

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Pine Needle Scale (Chionaspis pinifoliae)

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Spruce Aphid (Elatobium abietinum)

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https://www.fs.usda.gov/detail/r6/forest-grasslandhealth/insects-diseases/?cid=fsbdev2_027347