a grape leaf showing the galls that are formed during a phylloxera infestation

agriculture field animal background beautiful botanical branch bright closeup color daktulosphaira detail disease environment flora foliage fresh garden grape grapes green growing growth insects leaf leaves louse macro natural nature neglected organic outdoor pattern pest control pesticide pests phylloxera plant protection season spray summer texture vine vines vineyard vineyards vitifoliae showing galls that are formed during infestation commercial grapevines worldwide