The synergistic effect of pesticides in hives.
Three Northwest industry groups have organized pruning demonstrations on how to stop postharvest diseases spread by infected Manchurian crabapple trees.
Perimeter sprays: Growers can save money applying pesticides only where they’re most needed.
Two-spotted spider mite has the capability to develop tolerance to miticides in wine grapes.
A research report from Alan Knight, USDA–Wapato; Loys Hawkins and Kathleen McNamara, Bear Creek Orchards, Oregon; and
Rick Hilton, Oregon State University
Today, growers have a number of tools to effectively manage codling moth, including sex pheromones,
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,
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
Like insects, diseases develop in predictable ways based on growing-degree accumulations, but diseases are driven more by moisture than are insects, which makes management more complicated. For both insects and diseases, predictive models are used,
Precise application of pesticides in orchards provides growers with better crop protection, less environmental pollution, and better use of resources. It costs less when pesticides are not wasted.
Since coming to Cornell University in 1998, Dr.
Washington State University’s apple breeding program is now screening seedlings and selections for fireblight resistance.
During WSU’s annual field day at Sunrise Orchard, near Wenatchee, this week, Dr. Kate Evans, pome fruit breeder, described her program’s