Good to know – Rayapati

  • February 15th, 2010

Grapevine fanleaf, an infectious degenerative disease, is the oldest known viral disease of grapevines. It is believed that fanleaf virus originated from ancient Persia and spread to other grape-growing regions via transport of vegetative propagative materials. Consequently, the disease has become established as one the most serious and devastating [...]

  • Controlling mildew in organic cherries

Controlling mildew in organic cherries

  • February 15th, 2010

Powdery mildew is a tough disease to control for Pacific Northwest cherry growers, but it’s even tougher for organic growers who have limited fungicides to use. With so few organic tools available, an integrated approach is needed, says a Washington State crop consultant.

Understanding the life cycle of cherry powdery [...]

  • Fireblight without antibiotics

Fireblight without antibiotics

  • February 15th, 2010

Orchards that have secondary bloom or have later-blooming varieties are more at risk for fireblight infection.

Controlling fireblight without antibiotics is doable, but it requires an integrated approach combining delayed dormant copper sprays with frequent applications of biological agents, says a plant pathologist from Oregon State University.

The antibiotics streptomycin and [...]

  • Pear access negotiations continue

Pear access negotiations continue

  • September 1st, 2009

The United States and China are each hoping the other will grant permission to export pears.

The United States has been requesting access to China for U.S. pears since the 1990s. On its part, China already ships two varieties of pears—Ya and fragrant pears—to the United States but wants access [...]

  • Bigger and better cherries

Bigger and better cherries

  • August 1st, 2009

Fran Pierce (left) and Mark Hanrahan check Kiona cherries for size. Kiona, a cross of Glacier and Cashmere, is one of the most recent releases from WSU.

Washington State University’s cherry breeder, Dr. Nnadozie Oraguzie, hopes to develop a suite of new varieties that don’t have the shortcomings of today’s [...]

  • Good Stuff

Good Stuff

  • July 1st, 2009

Model 320 Vineyard Special

Topdresser spreader

Earth and Turf Products, LLC, of New Holland, Pennsylvania, has introduced a vineyard topdresser spreader. The Model 320 Vineyard Special measures 39 inches at its widest point. It fits between narrow vineyard or orchard rows but can carry two cubic yards of topdressing (maximum load [...]