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Tag "Emily J. Symmes"

California Walnuts: More Heat Will Change Pest Dynamics – Be Alert

California Walnuts: More Heat Will Change Pest Dynamics – Be Alert

👤By Emily J. Symmes, Sacramento Valley Area IPM Advisor 🕔Jun 18, 2017

The impacts of such an unusually wet winter and prolonged spring rain events on insect and mite activity are still developing. This article summarizes some notable observations thus far and specific pest management considerations as we move into summer. Codling

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California Tree Crops:  Monitoring Codling Moths In And Around Mating Disruption Orchards

California Tree Crops: Monitoring Codling Moths In And Around Mating Disruption Orchards

👤By Emily J. Symmes, Sacramento Valley Area IPM Advisor, University of California Cooperative Extension and Statewide IPM Program 🕔Apr 4, 2017

It is important to understand how mating disruption affects the ability to monitor codling moth in walnut orchards under mating disruption (MD) as well as in orchards in proximity to MD. Researchers are currently investigating just how far-reaching the impacts

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California Walnuts: 4 Considerations For NOW Management In 2017

California Walnuts: 4 Considerations For NOW Management In 2017

👤By Emily J. Symmes, Sacramento Valley Area IPM Advisoand Statewide IPM Program, U. of California 🕔Dec 30, 2016

Now that the 2016 season has come and gone, it is a good time to reflect on pest management issues and use information learned to improve our IPM program in the coming year. Navel orangeworm (NOW) appeared to be a

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