• Multi-row sprayers offer great improvements in timeliness

Multi-row sprayers offer great improvements in timeliness

  • October 24th, 2014

As more growers move toward modern, high-density planting systems to improve yield and orchard management, the sprayer output needs to be matched to the modern canopy. The closely planted trees of today’s modern orchard require totally different management than the large, traditional tree canopies of older orchards.

Unfortunately, many growers [...]

Inmates help with grape research

  • September 12th, 2014

Most spider mite research projects involve the tedious work of counting spider mites—peering down a microscope to count tiny specks on leaves.

Some would even call it cruel and unusual punishment. But a Washington State University researcher has found a workforce that enjoys the monotonous work, and he’s even saving [...]

  • OSU hopes to fill David Sugar’s research position

OSU hopes to fill David Sugar’s research position

  • September 3rd, 2014

Growers and other stakeholders will meet on September 9 at Oregon State University’s Southern Oregon Research and Extension Center near Medford to discuss how a plant pathology research position might be filled.

Dr. David Sugar, who worked primarily on postharvest pear problems, retired from the station in May, leaving OSU [...]

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 [...]