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A primer on Botrytis cinerea
Dr. Wayne Wilcox of Cornell University says Botrytis cinerea as a weak pathogen that prefers
Bunch rot strategy for 2011
PHOTO COURTESY OF CORNELL UNIVERSITY For Washington grape growers who had a bunch rot problem
Botrytis comes to dry Washington
Latent infections inside a cluster can take over the bunch by harvest time. PHOTO COURTESY
Will the new pest go after grapes?
Grape growers learn to identify spotted wing drosophila at a Washington State Grape Society meeting.
Cougarblight model updated
Washington State University is working to help growers be better prepared to fight fireblight. Washington
Sap beetles attacked Michigan cherries
The strawberry sap beetle was one of three species identified in cherry orchards. The other
Obliquebanded leafroller bugs tart cherry growers
Leafroller larvae form webs and use them to curl leaves into protective structures. Photo Courtesy
Researchers tackle apple weevil
Small and black, the apple flea weevil looks a bit like its larger snout beetle
Rainfastness of pesticides varies
John Wise carries out his rainfastness work on grapes and apples at Michigan State University’s
Buffers would make orchards vulnerable
If no-spray buffers proposed by the U.S. Environmental Protection Agency go into effect, orchardists will
Tackling scab resistance
Apple growers in the Midwest who stuck by the “old ways” of applying fungicides have
Scab-resistant varieties need protection, too
When apple breeders in New Jersey, Indiana, and Illinois came together in 1926 to form
Opportunistic fungi
Disease organisms invade injured tissue and develop cankers that release spores. Some red strains of
Watch for crown gall and vine decline
Vineyardists in the Pacific Northwest have been relatively lucky regarding the number of grape diseases
BUYER BEWARE: Certified may not be clean
Recent Washington State grower experiences of finding disease in a vineyard planted with certified stock
A program for scab control
(Courtesy Kerik Cox/Cornell University) Growers producing apples in the cool, damp northeast quadrant of the
Little cherries, little flavor
The cool weather of 2010 highlighted a growing concern about little cherries showing up in
Spin your weeds away
After years of sitting on a tractor to knock down vineyard weeds with an old
Good Stuff
With Come Unglued, there is no need to replace expensive PVC fittings. Quick PVC pipe
Rootstock effects on wine are minor
Despite the discovery near Kennewick in 1894 of the destructive grapevine root pest phylloxera, the
Breaking the weed cycle
Wapato, Washington, grape grower Mike Sauer has experience with replanting both wine and juice grapes.
Clean plant material fundamental
The young vines in grow tubes are replants due to disease-contaminated plant material. When Tedd
Small orchards, but big impact
South Tyrol extension advisor Bernhard Botzner shows the concrete poles used for trellis supports. Published
Italian extension service is well funded
Published January 15, 2011 The South Tyrol Advisory Service performs many of the same services
Electric vehicle has power
Karen Lewis and Gwen Hoheisel (standing) demonstrate how an electric utility vehicle can be used
Tree IVs?
This injector was tested with apple trees. Might the airblast sprayer in the future be
Low-volume prestorage drenching is attractive
Dave Rosenberger described how he tested the effectiveness of low-volume nonrecycling drenches for fruit going
Mysterious ailment strikes
A mysterious disease that has been killing the best looking, reddest strains of McIntosh apples
Is drosophila a Washington State resident?
Spotted wing drosophila pupa protruding from cherry. The pupa is about 1/8 inch long.
Use glyphosate with caution
This stunted apple tree, which has a large basal canker, is in an orchard where
Symptoms of glyphosate damage
Young trees can show injury after glyphosate application the previous year. One symptom of glyphosate
Managing new pests
Pacific Northwest growers are vigilant following reports of spotted wing drosophila among Concord grapes in
Antibiotic on organic sunset list
Organic tree fruit growers in the Pacific Northwest are concerned that the National Organic Standards
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NW questions cherry fruit fly quarantine
The western cherry fruit fly has not been found in California's cherry-growing districts. State officials
Quarantine alternative
Dr. Wee Yee, entomologist with the U.S. Department of Agriculture in Yakima, Washington, is conducting
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Preventing pear rot
Dr. David Sugar, plant pathologist at Oregon State University, says the nitrogen and calcium levels
Protect trees from weeds and pests
Control weeds while they’re small and easy to kill, so they don’t compete with the
Wasps ruin cherry crop
The European paper wasp looks similar to a yellow jacket, but has a narrower body
Moth poses little risk in Taiwan
Dr. Lisa Neven is studying the survival of codling moth larvae in tropical conditions. There
Meeting the organic challenge
Harry and Jackie Hoch (center) gather in their orchard for a family photo on Easter
Woolly apple aphid
Syrphid fly larvae attack woolly apple aphids. The woolly apple aphid overwinters as a nymph
Solving the woolly apple aphid
Washington Fruit and Produce Company planted alyssum between the rows of this new orchard to
Growers surveyed on pest practices
Washington apple growers are adopting new pest management strategies and technologies including safer chemistries, in
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Options for weed control
Good weed control is most important early in the season, but fall may be a
Good Stuff
Dream tractor? The Mach 4 is an articulated reversible quad-track vehicle for specialized farming. Launched
Drench in the orchard
Single-bin drenching with a postharvest fungicide is being tested. Research shows that the sooner a
Ontario faces challenges to plum pox virus eradication
Symptoms of plum pox virus include chlorotic (yellow) rings on the leaf surface or chlorotic