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Integrated Pest Management · Agriculture and Natural Resources

University of California

Aphids, adelgids, and phylloxera

Aphids

Aphids.

Oak leaf phylloxera

Oak leaf phylloxera.

Adelgids

Adelgids.

Aphids, adelgids and phylloxera are small, soft-bodied insects that feed by sucking plant juices. Adults often lack wings. Some species produce white cottony or waxy material. Aphids can produce copious amounts of sticky honeydew, which can lead to the growth of black sooty mold.

Aphids (GENERAL)

Adelgids

Phylloxera

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