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grape leafhopper
insect
Also known as: Erythroneura
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description
- In leafhopper
The grape leafhopper (Erythroneura) is a slender yellow-coloured insect with red markings and is about 3 mm long. It feeds on developing leaves and overwinters among fallen grape leaves. It is found on the grapevine, Virginia creeper, and apple tree and is controlled by spraying or…
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effect on grapevines
- In homopteran: Importance
Grape leafhoppers reduce growth and foliage function and cause formation of grapes that are inferior in size, colour, flavour, and sugar content. Plants also are injured when insects lay eggs in green twigs. The egg punctures of several leafhoppers and treehoppers reduce the flexibility of…
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