Brown rot surprises cherry growers

Tart cherry growers need to watch out for European brown rot as bloom arrives.

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  • Attack when pest defenses are down

Attack when pest defenses are down

  • November 18th, 2013

Research findings at the University of California, Davis, might help growers apply insecticides to control spotted wing drosophila when the insect is the most vulnerable.

The pest, Drosophila suzukii, infests soft-skinned fruits, including cherries, peaches, grapes, and various berries. It is not controlled by the GF-120 bait commonly used to [...]

  • Pests ­modified with lethal genes

Pests ­modified with lethal genes

  • November 18th, 2013

A  British biotechnology company is developing a novel new way to control insect pests. Called RIDL, which stands for Release of Insects with Dominant Lethality, it works somewhat like sterile insect releases.

Instead of using radiation to create sterile male insects that mate ineffectively with females, lethal genes inserted into a [...]

  • Preparing for change

Preparing for change

  • October 18th, 2013

When Dr. Stefano Musacchi arrived in Washington State in August, he knew the expectations were high.

Musacchi, a world-renowned pomologist from Italy, was appointed to a new position at Washington State University created with funding from a special grower assessment to enhance tree fruit research.

Musacchi arrived with plenty of ideas [...]

Michigan growers asked to support research

  • October 17th, 2013

The Michigan tree fruit industry is exploring the idea of creating a commission to collect money from growers to strengthen research efforts.

The new Michigan Tree Fruit Commission would be authorized to collect assessments from the state’s apple and cherry growers to maintain and improve Michigan’s four tree fruit research [...]

  • Citizen scientists needed to count stinkbugs

Citizen scientists needed to count stinkbugs

  • September 10th, 2013

The scientists working to conquer brown marmorated stinkbug are looking for homeowner volunteers in the Mid-Atlantic States to count stinkbugs.

They want these citizen scientists to count the number of stinkbugs they see on the exterior of their homes once a day every day from September 15 to October 15.

Tracy [...]

  • Grape IPM guide available

Grape IPM guide available

  • September 9th, 2013

Pacific Northwest extension specialists recently released a new field guide for vineyardists that provides information about general vineyard management and trouble-shooting problems from a systems-wide, integrated pest management (IPM) approach. The guide, Integrated Pest Management in Pacific Northwest Vineyards (PNW644), is available through Washington State University Extension.

The 120-page publication [...]

  • Peach growers challenges

Peach growers challenges

  • September 1st, 2013

Growing peaches is getting easier in some ways, harder in others, a rather normal description of many orchardists’ efforts. Take two steps forward, then one back, and call that progress.

Clemson University professor of horticulture Dr. Greg Reighard talked about the challenges peach growers face during the International Fruit Tree [...]

  • New spray concept proves feasible

New spray concept proves feasible

  • September 1st, 2013

If we had to irrigate orchards by pulling tanks of water down the alleys, would we do it?

We do that now with pesticides and plant growth regulators, hauling loads of water with small amounts of chemicals in them, then blasting the mixtures into the trees.

Only about a year ago, [...]