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Washington apple producers hope to resume exports to China
After being shut out of China for two seasons, some Washington apple producers will likely
What makes peach trees tick?
Ted DeJong has spent a career finding answers to that question.
Fresh Cab repels rodents
for indoor use to control mice and rats without poisons
Scientists work on paper-wasp lure
Though often confused with yellowjackets, paper wasps do not respond to the same bait.
Fourth cherry residue test results are available
Signs of spray residue on harvest-ready cherries. (Courtesy WTFRC 2014 cherry report) For
WSDA resumes traps to watch for moths that harm grape fields
The Washington State Department of Agriculture has resumed setting traps to detect any presence of
Leafroll virus is costly
Vine removal costs include a three-person crew to use a front-end loader and pull
The lure of a better fly trap
USDA researchers identified specific volatiles that attract spotted wing drosophila.
Drosophila is here to stay
Better traps should help growers determine when to spray for spotted wing drosophila.
Season-long mildew control?
A build-up of spores after harvest can increase disease pressure the next year.
SWD bugs California growers
In California’s climate, spotted wing drosophila thrives during the winter.
Michigan growers wary of spotted wing drosophila
A trapping program is vital so growers know where the spotted wing drosophila is and when.
Merivon labeled in New York
Merivon fungicide has been registered for use on pome and stone fruit in New York.
New pest has racing stripes
The African fig fly, a relative of the spotted wing drosophila, is bigger and more competitive.
New grape virus in Washington
Don’t assume that red leaves mean grapevine leafroll virus — they could be symptoms of a new disease.
Pear growers have a strategy for pest management
A new pear pest management plan underlines the need for smaller trees and more efficient systems.
Destined for export: Understanding pesticide residue policy
It is a large international regulatory body with inherent inertia.
How much pheromone for codling moth?
Researcher finds codling moths need much less perfume to disrupt their mating.
Growers advised to prune crab apples (VIDEOS)
Dealing with Manchurian crab apple postharvest storage diseases
Nematode management strategies
Preplant soil fumigation has long been an effective way to control nematodes, but fumigation in
Nematode-resistant rootstocks available
Improved rootstocks are available, though more field testing is needed.
New approach needed for nematodes
Avoid white varieties if planting in a site with root knot nematodes.
Cornell asks growers for info on stinkbugs affecting crops
Cornell University, New York, is asking growers to complete an online survey of how stinkbugs
New clothing material may better protect workers
Study looks at lightweight, Teflon-like material might have potential for protective clothing for pesticide applicators.
Prevention is best strategy
Mites continue to develop resistance to new miticides.
New biofumigant registered
A soil biofumigant developed for both conventional and organic farms offers a new tool in
New herbicide — resistant crops
Both Dow Agrosciences and Monsanto Company expect to have new herbicide-resistant crops and new herbicides
Four reasons to manage the orchard floor
Several forces at work suggest that orchardists should look more closely at how they manage the floors of their orchards and vineyards.
DriftWatch grows
pecialty crops growers, especially those who grow grapes, will have new cause for concern in 2015 when new genetically modified field crops are expected to come to fields near their orchards and vineyards.
Managing orchard weeds
Fruit growers are always looking for better, cheaper ways of controlling vegetation under the trees in their orchards, but, in general, weed control gets more expensive and more complicated.
Chlorosis in Concords
Dr. Joan Davenport is looking for cost effective treatments for chlorosis in Concord grapes.
Herbicide-resistance raises concerns
Specialty crops growers, especially those who grow grapes, will have new cause for concern in 2015 when new genetically modified field crops are expected to come to fields near their orchards and vineyards.
Managing Honeycrisp nutrition
Balancing the crop load is particularly important with Honeycrisp, which is more susceptible than other
Wine grape yields not affected by early leaf removal
Early leaf removal in white grape varieties has several benefits.
Control psylla early
Returning winterforms are more susceptible to pesticides than they were in the fall.
Fire blight control without antibiotics
Lime sulfur and fish oil can help as part of an integrated strategy.
Bees are driving pesticide decisions
The desire to protect bees is becoming institutionalized.
How bad things in the environment gang up and kill bees
The synergistic effect of pesticides in hives.
Pruning demonstrations on stopping postharvest disease
Three Northwest industry groups have organized pruning demonstrations on how to stop postharvest diseases spread by infected Manchurian crabapple trees.
New pests threaten IPM
Pest management programs have become softer and more stable over the past few decades, but new invasive pests could change that.
A humble leader (Video)
Throughout his career, WSU entomologist Jay Brunner has turned science into economic reality for Washington State tree fruit growers.
Attract and kill
Michigan researchers have designed a device for oriental fruit moth.
Save money by applying pesticides where it’s needed
Perimeter sprays: Growers can save money applying pesticides only where they’re most needed.
Bird vs. bird
Raptors seem to instill panic and lasting fear in nuisance birds.
Scare tactics: Bird management
Birds know when fruit is ripe, and it’s hard to convince them to stay away.
Options for codling moth control
Three years of research found little difference between hand-applied and canister-released pheromone dispensers for disrupting codling moth mating.
Stinkbug derails IPM
Researchers fine-tune methods to control brown marmorated stinkbug.
Stinkbug monitoring tools are a high priority
Researchers aren’t yet recommending that growers trap for stinkbug.
Progress on biological control
A female Trissolcus japonicus parasitoid wasp emerging from parasitized Halyomorpha halys eggsat the USDA-APHIS
Be aware of residues from late sprays
In the future, growers will find pesticide regulations getting tighter, not looser.