Leafroll is one of the most important virus diseases of grapevine. It occurs in every major grape-growing region of the world. Grapevine leafroll disease can affect all native and Vitis vinifera cultivars, hybrids, and ...

Plum pox is a viral disease of stone fruits first reported in Bulgarian plums in the 1910’s. More widely known around the world by its Slavic name, sharka, the disease first spread slowly through eastern Europe, gaining ...