• Stinkbugs found in sweet cherries

Stinkbugs found in sweet cherries

  • March 1st, 2012

Stinkbugs are likely to move into cherry orchards by mid- to late July.
Photo courtesy of washington state University

Stinkbugs in the past haven’t been of much concern for Pacific Northwest cherry growers. But with later varieties now being grown and extended growing seasons, stinkbugs could be a pest to [...]

  • New pest keeps industry guessing

New pest keeps industry guessing

  • March 1st, 2012

A female spotted wing drosophila is about to enter a Contech apple cider vinegar trap. WSU scientists will be trapping for the pest during the coming season and will send out e-mail alerts.
ELIZABETH BEERS, WSU

Will spotted wing drosophila became a threat to cherry production in Washington State, or [...]

How to conserve beneficials while fighting stinkbug

  • March 1st, 2012

Penn State University entomologist Dr. David Biddinger provided some rules of thumb growers can apply so as not to destroy all natural enemies and the integrity of integrated pest management programs as they go about controlling the brown marmorated stinkbug.

Insecticide selection—Choose the product least harmful to natural enemies, but [...]

  • Biocontrol is fragile

Biocontrol is fragile

  • March 1st, 2012

These four creatures have survived pesticide treatments to become the most important biocontrol agents in eastern apple orchards. There are two species of predatory mites (far left and far right pictures); the “mite destroyer” ladybeetle Stethorus punctum (center left); and the woolly apple aphid parasitic wasp, Aphelinus mali.

The arrival [...]

  • New pests threaten Washington grapes

New pests threaten Washington grapes

  • March 1st, 2012

Doug Walsh, holding a mealybug pheromone trap, says that such traps have been used throughout the state to look for vine mealybug. Thus far, the destructive pest that’s prevalent throughout California grape regions, has not been found in Washington.
Melissa Hansen

While exotic and invasive pests threaten grape industries in [...]

  • Trapping for grape mealybug

Trapping for grape mealybug

  • March 1st, 2012

Brian Bahder transfers a first-instar grape mealybug from a grapevine leafroll-diseased Concord vine to a healthy Concord vine to assess mealybug competency as a vector.
Melissa Hansen

With the insidious spread of grapevine leafroll disease in Washington State vineyards, Washington State University scientists have worked to help growers better detect [...]

Let natural enemies play a role

  • February 1st, 2012

Growers today tend to think that integrated pest management has to do primarily with monitoring pests and scheduling ­pesticide applications.

But that’s not what IPM was envisioned to be at the outset, Dr. Nick Mills, entomologist with the University of California, Berkeley, told growers during the Washington State Horticultural Association’s [...]

Focusing on tomorrow today

  • December 1st, 2011

Apple, pear, and walnut growers will have several opportunities this winter to learn how to take advantage of natural enemies in their orchards for controlling key pests.

Washington State University entomologist Dr. Vince Jones expects to see a move towards more precise integrated pest management in apples and pears in [...]

  • Pest help at your fingertips

Pest help at your fingertips

  • December 1st, 2011

Andy Kahn can use his iPhone to access WSU’s Decision Aid System, which automatically uploads weather data from the AgWeatherNet and provides pest predictions and control recommendations.

Washington State University’s online Decision Aid System has made life easier for integrated pest management consultant Andy Kahn of Wenatchee. He can log [...]

  • $60-million boost

$60-million boost

  • December 1st, 2011

A mechanical harvester is part of a major research project relating to production and marketing of stem-free sweet cherries.

More than $60 million dollars in grants have been awarded so far through the Specialty Crop Research Initiative specifically for research ­projects in tree fruit and grapes.

This is the fourth year [...]

  • Electronic trap saves labor

Electronic trap saves labor

  • November 1st, 2011

Johnny Park, engineer of the Z-Trap, was in Washington State recently to demonstrate a new codling moth trap that counts insects, sending trap data to a computer.
Melissa Hansen

An electronic trap for monitoring insect pests will free up growers or employees from the chore of checking trap catches every [...]

  • The Tangler

The Tangler

  • November 1st, 2011

Brett Bunker shows off the launcher he uses to dispense pheromone-containing capsules in apple trees. The clip in the magazine holds 25 capsules. Left: When the Tangler is launched, the capsule splits and the string wraps, bolo-like, when it strikes a tree branch. Early in the season, there is [...]