Armyworm Monitoring Season concludes with Few Detections
This year’s armyworm monitoring has wrapped up, and the news is good. Here’s an update from Rice Farming Systems Advisor Luis Espino:
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Armyworm
Armyworm Season is underway
As we enter summer, armyworm monitoring and trapping efforts will intensify.
Moth numbers are starting to increase along the northern part of the valley, according to UC Rice Farming Systems Advisor and Butte County Director, Luis Espino.
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Intrepid® 2F Section 18 is Approved for Armyworm Control
The Intrepid® 2F Section 18 is approved for use again in 2021. Section 18 labels are available through the county agricultural commissioner offices when you add Intrepid® 2F to your pesticide permit.
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Final 2020 Armyworm Update
Here’s the latest information on the armyworm work in the Sacramento Valley, from UCCE Rice Farming Systems Advisor Luis Espino:
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Variable Armyworm Numbers detected
Here’s the weekly armyworm update from UCCE Rice Farm Advisor, Luis Espino:
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Armyworm Numbers on the rise
The weekly update from UCCE Rice Farming Systems Advisor Luis Espino indicates a growing armyworm population in the Sacramento Valley. Here’s his update:
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Small Rise in Armyworm Detections
Here’s the latest armyworm monitoring update from UCCE Rice Farming Systems Advisor Luis Espino:
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Armyworm Numbers trending lower
Here’s the latest on Armyworm trapping from UCCE Rice Farm Advisor Luis Espino:
Except for one field, all traps are showing very low numbers. There are still a few worms out there, but I have not seen any fields with high numbers. In some of the fields that are headed I started to notice armyworm panicle injury, but at very low levels. As fields go into heading, and moth populations start increasing, risk of panicle injury will also increase.
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Weedy Rice Survey and Updated Armyworm Information
The UCCE Rice Team will soon carry out a survey of weedy rice across our growing region.
Fields with a recent history of weed rice infestations will be surveyed. Here’s a link to more information on this effort.
Only Intrepid® 2F is allowed for Armyworm Control
Intrepid® 2F (EPA Reg No 62719-442) is the only methoxyfenozide product to legally use on rice for armyworm control. You can still tank mix Intrepid® 2F with your later season rice pesticide applications per label directions.
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