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Most common herbaceous hosts Other hosts observed in Ventura County Sunflower Eucalyptus Hollyhock Fruitless mulberry Okra Grape Lambsquarter Avocado Malva Apricot Cotton Peach Corn Privet Cowpeas Birch Chinese elm Most common woody hosts Philodendron Crepemyrtle Hibiscus Peach Citrus Some other hos...
These pictures (except where otherwise noted) are by Phil A. Phillips, Area IPM Specialist Emeritus Ventura County and may be downloaded for your own use. Adult Glassy-winged Sharpshooter, Homalodisca coagulata, and Egg Mass (left). Photo by Jack Kelly Clark*.
The Glassy-winged Sharpshooter - a new threat for California citrus as a potential vector of CVC Coastal California Row Crop IPM - A Review Insect Monitoring Techniques for Row Crops The GWSS - A serious new PD vector for California Vineyards Protecting Vineyards from Pierce's Disease Vectored by th...
A healthy plant is the baseline defense against insects, mites, nematodes, and pathogens. Chemical applications are just a part of a total system that needs to be managed fwith plant health in mind: other components include irrigation and nutrition.
IPM utilization in row crops would be increased significantly if there was more use of monitoring techniques for pest and beneficial species. Tree crop growers and their PCA's have successfully utilized monitoring systems in their IPM programs for many years.
One thing California doesn't need is another pest in agriculture or the urban landscape. However, the glassy-winged sharpshooter, Homalodisca coagulata Say (Homoptera: Cicadellidae), fits the bill on both counts.
by Phil A. Phillips, BCE, CCA As more of the citrus industry moves toward the use of ground covers comprised of either cover crops or resident vegetation, it is important to understand the positive and negative effects of such a shift in horticultural practices.
Jim Downer University of California Cooperative Extension Palm trees are increasing in popularity in Southern California landscapes. New construction and renovation of existing landscapes have increased the demand for several varieties of palms.
