grapevine disease

Study compares wines from diseased and healthy vines

By Scott Weybright, College of Agricultural, Human & Natural Resource Sciences PROSSER, Wash. – Grapevine leafroll disease (GLD) has plagued vineyards for centuries, but little is known about how this virus impacts the fruit quality and actual wine produced from grapes of affected plants.

Identifying grapevine fungus may help fight disease

By Erika Holmes, Viticulture & Enology PULLMAN, Wash. – Researchers at Washington State University have documented seven fungal species that cause cankers in grapevines. These new findings could reduce the incidence of grapevine trunk disease in Washington vineyards by preventing the problem before it becomes widespread.

Grape growersfacing reality

PROSSER, Wash. – In order to grapple with the wine grape industry’s rising concern–how to deal with grapevine leafroll virus disease–a small group of wine grape growers, and representatives throughout Washington, Oregon and Idaho departments of agriculture, gathered at WSU’s Irrigated Agriculture Research and Extension Center.   “Virus diseases like grapevine leafroll are firmly rooted […]