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Soft scales nymphs are suspected to propagate grapevine leafroll viruses in the vineyard, while moving from vine to vine, but results of long distance dispersion, especially those due to wind, are poorly known. Thus, a net of sticky cylindrical traps was placed in a newly planted grapevine plot to evaluate aerial dispersal of Parthenolecanium corni (Hemiptera Coccidae) nymphs. The plot was surrounded...