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A vine wood disease (Stem pitting); see below Rugose Wood Complex,

English name (short RW) for a group of vine wood diseases, presumably by virus caused. These include cork bark disease, stem scarring, as well as woodiness or sting pitting. The causes are not yet fully understood, presumably they are virus groups such as Grapevine clostrovirus A and B and various leaf roll Virus complexes. All these diseases at least lead to return - Reduction and significantly reduced lifespan vines, The transmission or spread of the diseases takes place (at least in Europe) mostly in the finishing through infected documents (Rhizomes) or scions (Top parts). Only in Mexico and the southern one United States is also one cochineal as transmitter (at Corky bark). The symptoms of the various diseases are very similar because wood and the bark are affected by the infection.

Rugose Wood Complex - with Corky bark (cork bark disease) infected vineyard

Cork bark disease (Corky bark)

This is extremely dangerous because it is...

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