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honeydew (GB)

Term (also called Meltau) for the sticky and sugar-rich excrement that various animal pests like aphids. Vine mealybugs. Scale insects and cicadas on Scroll and berries of vines leave. This one insects that contained in the absorbed plant sap sugar cannot be completely recycled, they are eliminated as a sticky substance. This coating is then often colonized by soot fungi, which the photosynthesis with special needs. Honeydew is very popular with certain ants. If the substance gets into the crop, the wine taste can be affected. In the video clip (click to view) a aphid can be seen, which excretes or sprays away the honeydew. See also other pests below Vine enemies,

Honeydew - aphids with excretions on leaves

Honeydew - leaf strewn with honeydew

Honeydew: Ants milk honeydew from aphids

Black aphid: Af Amada44 - Eget arbejde, CC BY 4.0 , Link
Aphid pink: by FRANCO PATRIZIA from Pixabay
Leaf: Thomas Lohrer - Arbofux diagnosis and fact database for woody plants
Ants milk aphids: By Jerzy Górecki from Pixabay

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