Pierce’s Disease (PD) of grapevine (Vitis vinifera) is attributable to the bacterium Xylella fastidiosa and is particularly vectored by xylem sap-sucking insects, whereas Grapevine Purple Blotch Virus (GRBV) brings about Pink Blotch Ailment and is particularly transmitted within the laboratory by alfalfa leafhopper Spissistilus festinus. The importance of anthocyanin accumulations https://lyricsdemon.com/