Project Description

Control of Diseases & Disorders

Featured stories about diseases and disorders appear in this issue.

Grape growers surveyed on shrivel

  • February 15th, 2007

Berry shrivel affects between 5 to 10 percent of Washington’s grape crop, according to a recent Washington State University survey. Questions about [...]

Plum pox in Michigan

  • February 15th, 2007

The lone discovery of plum pox virus in a peach tree in Michigan State University’s tree fruit breeding program puts significant constraints on the [...]

Apple Matters

  • February 15th, 2007

With almost two months of 2007 behind us, there is still room to peer into the crystal ball at the challenges and opportunities that [...]

Bois noir is a big concern

  • February 15th, 2007

With the recent find of a new phytoplasma disease north of the Washington State-Canada border, grape growers should be extra vigilant of what’s happening [...]

Mildew develops resistance

  • February 15th, 2007

Cherry powdery mildew is developing resistance to common fungicides in some Pacific Northwest orchards, according to preliminary data from Oregon State University. Powdery [...]

  • Beware of grapevine yellows

Beware of grapevine yellows

  • February 15th, 2007

Wine grapes infected by Flavescence dorée, showing brown, shrivelled fruits. The discovery of the disease Bois noir in a South [...]

A dreaded virus

  • February 15th, 2007

Plum pox virus, a stone fruit disease first found in the United States eight years ago, has the potential to spread to major fruit-growing [...]

  • Final chapter for apricots?

Final chapter for apricots?

  • February 15th, 2007

The versatile Patterson variety is the most widely planted apricot in California and can be used in fresh and processed markets. [...]

The Spoils of Winter

  • February 15th, 2007

From November through February, icy winter winds reach down from the Arctic and grip the Pacific Northwest where Good Fruit Grower is based. During [...]

Sweet potential

  • February 15th, 2007

Despite a less than stellar sweet cherry season last year, marketers are optimistic about the coming crop and expect retailer enthusiasm to return as [...]

Diversify to survive

  • February 15th, 2007

Apricots are still the mainstay at Lucich and Santos Farms, though only one Tilton apricot tree remains from what used to be the primary [...]

Avoiding bleach damage to fruit

  • February 15th, 2007

Research in California has shown that the liquid bleach sodium hypochlorite, which is commonly used in apple packing systems, can cause skin damage on [...]

Too hot for fireblight?

  • February 15th, 2007

Scientists in Washington State are reassessing fireblight control strategies following the 2006 season, when there were surprisingly few outbreaks. In theory, after widespread [...]

Easy steps help reduce brown rot

  • February 15th, 2007

Simple cultural practices can dramatically help reduce brown rot pressure in stone fruit orchards, but fungicides will also be necessary for control. Eradication is [...]

Resistant varieties in the pipeline

  • February 15th, 2007

Dr. Jim Olmstead, manager of Washington State University’s cherry breeding program at Prosser, has developed two new cherry varieties which may be resistant to [...]