WSDA resumes traps to watch for moths that harm grape fields

  • June 13th, 2014

The Washington State Department of Agriculture has resumed setting traps to detect any presence of four species of moths destructive to grape fields, according to the Washington Association of Wine Grape Growers (WAWGG).

The statewide watch list are the European Grapevine Moth, the European Grape Berry Moth, Grape Tortrix and [...]

  • Leafroll virus is costly

Leafroll virus is costly

  • May 29th, 2014

Grapevine leafroll virus is very costly to growers, studies in major wine-grape-growing regions show.

Economists in New York, California, and New Zealand have looked at the costs of leafroll virus in recent years and all found that it significantly reduces yields, said Trent Ball, director of Yakima Valley Community College’s [...]

Cornell asks growers for info on stinkbugs affecting crops

  • April 29th, 2014

Cornell University, New York, is asking growers to complete an online survey of how stinkbugs are affecting crops.

The university is surveying growers to assess the impact of the brown marmorated stinkbug on crops and is gathering information that will help defeat the pest. Growers who complete the 10-minute BMSB survey can [...]