Pierce’s Disorder (PD) of grapevine (Vitis vinifera) is a result of the bacterium Xylella fastidiosa and is particularly vectored by xylem sap-sucking insects, whereas Grapevine Crimson Blotch Virus (GRBV) will cause Red Blotch Sickness and is transmitted in the laboratory by alfalfa leafhopper Spissistilus festinus. The importance of anthocyanin accumulations https://lyricsdemon.com/