apple grain aphid

Listing 1 - 10 from 16 for apple grain aphid

Apple Grain Aphid
... Apple Grain Aphid Fruit IPM Fact Sheet Apple Grain Aphid Scientific Name – Rhopalosiphum fitchii (Sanderson) Family – Aphidae Reference: Common Tree Fruit Pests Angus Howitt, 1993, NCR 63 - Michigan State University This aphid ...
www.canr.msu.edu

Green Apple Aphids, HYG-2206-94
... apple aphid. Apple grain aphid, Rhopalosiphum fitchii, is noticeable on apple from green tip until bloom. Clusters of apple grain aphid are often found on swelling buds. Unlike the green apple aphid that remains on apple throughout the year, apple grain aphid leaves the apple ...
ohioline.osu.edu

Tree Fruit Insect Pest Photographs
... Apple Aphid (Get the facts on biology, monitoring, and management) Colony Leaf and fruit cluster injury Twig injury (curling) Apple Grain Aphid (Get the facts on biology, monitoring, and management - Va. Tech.) Colony Wooly Apple Aphid ...
www.caf.wvu.edu

Rosy Apple Aphid
... have long antennae which extend almost half the length of the body (antennae of immature apple grain aphids reach only to the end of the thorax). Winged adults are black and also ... front of the head, separating this species from green aphids and apple grain aphid. Antennae of RAA have six segments, whereas antennae of apple grain aphid have five segments. IV. Biology: Egg hatch usually begins when ...
www.caf.wvu.edu

Apple Foliage Insect Pest Visual Key
... leafroller phot1-32.jpg Green fruitworm phot1-38.jpg Spirea aphid phot1-39.jpg Rosy apple aphid phot1-40.jpg Rosy apple aphid phot1-42.jpg Apple grain aphid phot1-45.jpg European red mite phot1-47.jpg European red mite phot1-48.jpg Twospotted spider mite phot1-50.jpg Apple rust ...
www.caf.wvu.edu

Apple Web Site
... important indirect pests of apples. I have posted a key to aphids that attack apple trees Apple Grain Aphid Factsheet Apple Aphid Factsheet Rosy Apple Aphid Fact Sheet, Wooly Apple Aphid Factsheet Home Search Feedback Last modified: October 20, 2005
www.canr.msu.edu

ORGANIC APPLE SPRAY PROGRAM
... are available leave them particularly susceptible to two major insect pests, Plum Curculio and Apple Maggot since no real good organic controls have been devised for these insects. ... Lime Sulfur Rosy Apple Aphid Apple Aphid Apple Grain Aphid Pink to Petal Fall M-Pede or other Biological Soap Lady bugs and other natural predators should be encouraged or introduced when Aphid populations are present. ...
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Tree Fruit Aphid Key
... of aphids commonly found attacking tree fruit crops. Aphid Crops attacked Overwintering stage Aphid color Number of generations Location First nymphs present Apple grain aphid Apple, plum, pear Eggs on tree Dark green when young nymph; lighter green with dark green stripe down back when full grown 3 on apple; many ...
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Apple Aphid
... cornicles of the rosy apple aphid, the cornicles of the apple aphid are scarcely developed. The rosy apple aphids has longer antennae then the apple aphid. Host Range The aphid is a pest of apple, pear, quince and ... lays eggs. This species usually appears somewhat later in the spring than the more common apple grain aphid and is not as numerous on the buds because it waits until the leaves unfold ...
www.canr.msu.edu

Rosy Apple Aphid
... apple varieties. The aphid is found in all fruit-growing areas of the United States and Canada. Injury or Damage Rosy apple aphid feeding often causes apple ... aphid passes the winter in the egg stage. Hatching occurs early in the spring, about a week to 10 days later than the apple grain aphid and at about the same time as the apple aphid ... of the apple grain aphid, apple aphid and rosy aphid are so ...
www.canr.msu.edu