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  2. Gymnosporangium juniperi-virginianae - Wikipedia

    en.wikipedia.org/wiki/Gymnosporangium_juniperi...

    These applications are to protect the apples from spores being released from the cedar host in mid-spring. If cedar apple rust disease is diagnosed on apple fruits and leaves it is far too late to spray. Although curative fungicides also exist for cedar apple rust, they must still be applied before trees begin to develop symptoms. [13]

  3. Eriosoma lanigerum - Wikipedia

    en.wikipedia.org/wiki/Eriosoma_lanigerum

    The adults of Eriosoma lanigerum are small to medium-sized aphids, [4] up to 2mm long, and have an elliptical shape, are reddish brown to purple in colour but the colour is normally hidden by the white cotton-like secretion from the specialised glands in the aphid's abdomen which gives it the common name of woolly apple aphid.

  4. Phosmet - Wikipedia

    en.wikipedia.org/wiki/Phosmet

    Phosmet is a phthalimide-derived, non-systemic, organophosphate insecticide used on plants and animals. It is mainly used on apple trees for control of codling moth, though it is also used on a wide range of fruit crops, ornamentals, and vines for the control of aphids, suckers, [clarification needed] mites, and fruit flies.

  5. Lepidosaphes ulmi - Wikipedia

    en.wikipedia.org/wiki/Lepidosaphes_ulmi

    Lepidosaphes ulmi also known as apple mussel scale or oystershell scale is a widely invasive scale insect that is a pest of trees and woody plants. The small insects attach themselves to bark and cause injury by sucking the tree's sap; this metabolic drain on the plant may kill a branch or the entire tree.

  6. Pesticide application - Wikipedia

    en.wikipedia.org/wiki/Pesticide_application

    A manual backpack-type sprayer Space treatment against mosquitoes using a thermal fogger Grubbs Vocational College students spraying Irish potatoes. Pesticide application is the practical way in which pesticides (including herbicides, fungicides, insecticides, or nematode control agents) are delivered to their biological targets (e.g. pest organism, crop or other plant).

  7. Insecticidal soap - Wikipedia

    en.wikipedia.org/wiki/Insecticidal_soap

    Insecticidal soap is used to control many plant insect pests. Soap has been used for more than 200 years as an insect control. [1] Because insecticidal soap works on direct contact with pests via the disruption of cell membranes when the insect is penetrated with fatty acids, the insect's cells leak their contents causing the insect to dehydrate and die. [2]

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Forest disturbance by invasive insects and diseases in the ...

    en.wikipedia.org/wiki/Forest_disturbance_by...

    The extent of the impact depends on characteristics of both the pest and host tree. [10] Pests differ in their means of attack and extent of damage. For example, defoliating insect (spongy moth) may weaken trees but not directly cause mortality, while boring insects (emerald ash borer) can often cause serious damage.

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