Agriculture

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sunblotch symptoms
Topics in Subtropics: Article

Avocado Sunblotch

July 12, 2023
By Ben A Faber
Unlike other plants, avocado (Persea americana Mill.), is not a host for very many viral diseases.
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Internationally recognized moth expert Jerry Powell sorting and identifying insects on Dec. 7, 2013 at the Bohart Museum of Entomology.
Entomology & Nematology News: Article

Jerry Powell, 1933-2023

July 11, 2023
By Kathy Keatley Garvey
Professor Jerry Alan Powell, an international authority on Lepidoptera and a longtime director of the Essig Museum of Entomology, UC Berkeley, died July 8 in Berkeley at age 90.
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agave mites

Agave Mite

July 10, 2023
By Ben A Faber
Implications for tequila growers Agave are a common sight in Southern California and are frequently used in landscaping for homes, businesses, and in public spaces. You've almost certainly seen agave growing in your neighborhood and may even have some growing yourself.
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Image 1a (left): The prostrate growth habit of alkaliweed. Image 1b (right): Flowering alkaliweed, also growing in an upright form.
UC Weed Science (weed control, management, ecology, and minutia): Article

First look at controlling alkaliweed

July 9, 2023
By Douglas Amaral, Brad Hanson, Elizabeth J Fichtner
Pistachio production has been expanding, particularly into marginal soils with high salts, boron, and even sodic conditions. One plant that is endemic to these conditions, alkaliweed, has been reported in these orchards.
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Thrips/TSWV Kings: Article

2023 Third Report (July 8th)

July 8, 2023
By Neil McRoberts
General situation After a slow, late start to the season, summer has finally arrived and is staying. Kings will see temperatures building over the next few days and settling into an extended period with 100+ highs, including several days with highs over 110.
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Thrips/TSWV Fresno: Article

2023 Third Report (July 8th)

July 8, 2023
By Neil McRoberts
General situation After a slow, late start to the season, summer has finally arrived and is staying. Fresno will see temperatures building over the next few days and settling into an extended period with 100+ highs, with several highs in excess of 110 predicted.
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Thrips/TSWV Merced: Article

2023 Third Report (July 8th)

July 8, 2023
By Neil McRoberts
General situation After a slow, late start to the season, summer has finally arrived and is staying. Merced will see temperatures building over the next few days and settling into an extended period with 100+ highs. All that heat will really accelerate thrips development and increase their activity.
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