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