Crop Protection

Gowan Company announces EPA registration of Magister SC

Gowan Company, LLC announced the EPA registration of Magister SC Miticide. Magister SC is registered to control mites in almonds, cherries, Christmas trees, non-bearing tree fruits, and nuts; and powdery mildew in cherries, the company... more »

EPA approves biopesticide for navel orangeworm

Semios has received EPA approval and California Department of Pest Regulation approval for aerosol pheromone biopesticide products that disrupt the mating of the navel orangeworm (NOW). The Semios platform... more »

Blueberry types identified for resistance, susceptibility to pathogen

Phytophthora cinnamomi is a soilborne pathogen associated with root rot in many woody perennial plants. An extensive study from researchers in Oregon has identified a number of highbush blueberry cultivars that show resistance to the disease,... more »

WSU Extension to host grape pest management workshop

Grape pest and disease management for growers in western Washington will be discussed in a hands-on workshop on Saturday, March 19, at the Stillaguamish Grange, 6521 Pioneer Hwy., Stanwood, Washington. Space is limited and pre-paid... more »

Researchers progress in fight against exotic BMSB

Scientists are rearing tiny Asian wasps in quarantine and evaluating whether they can be released in California to battle brown marmorated stink bug (BMSB), an... more »

New(er) berry crop herbicides

Some new herbicides, or in some cases, new formulations, have become available for use in berry crops in the last few years. Here is a summary of these additions. Devrinol Devrinol (napropamide) is a pre-emergent... more »

UC Extension to host California ground squirrel control workshop

The University of California Cooperative Extension and the San Luis Obispo County Agricultural Commissioner are hosting a workshop on “How to Control California Ground Squirrels in Orchards, Vineyards, Pastures, and Rangelands” from 8:30 a.m. to 11 a.m.... more »

Multispecies mating disruption pursued in cranberries

Cranberry producers face a common dilemma when spraying their crops with insecticides: the prime time to spray to eliminate cranberry fruitworm is when the adult moths are in flight – during bloom. But that’s the... more »