Agriculture

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A honey bee foraging on a Mexican sunflower (Tithonia) has almost reaching its loading limit. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Honey Bees: Are There Pollen Specialists and Nectar Specialists?

August 18, 2020
By Kathy Keatley Garvey
You often hear that foraging honey bees are either pollen specialists or nectar specialists. That is, some leave the hive to collect pollen for their colony, and some to collect nectar. Renowned bee geneticist and biologist Robert E. Page Jr.
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hlb defprmed citrus
Topics in Subtropics: Article

ACP-HLB Webinar

August 18, 2020
By Ben A Faber
A recent Ventura County ACP-HLB Task Force sponsored webinar was held, the topics and speakers listed below The PDF's from the speakers are available online Webinar Agenda 8-13-20 9:30 a.m. Welcome, and update on status of HLB in California: Leslie Leavens, chair, Ventura County ACP-HLB Task Force.
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Using soil-building techniques in cotton production could raise the value of the crop.
Green Blog: Article

UCCE webinar intends to help farmers raise the value of California cotton

August 18, 2020
By Jeannette Warnert
Well-known appellations, powerful marketing and excellent products make California wines very valuable. Could the same be done for California's cotton crop? California farmers produce high-quality cotton, but currently take in only 62 cents per pound, a price that makes turning a profit challenging.
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Vegetable weeder is demonstrated at Weed Day at UC Davis. (photo credit: Bob Johnson)
UC Weed Science (weed control, management, ecology, and minutia): Article

Fennimore receives 2020 EurAgEng Outstanding Paper Award

August 17, 2020
By Kristin Burns
Steve Fennimore, UC Davis Plant Sciences faculty member and UC Cooperative Extension weed specialist, and colleagues received the 2020 EurAgEng Outstanding Paper Award for the paper, Crop Signalling: A Novel Crop Recognition Technique for Robotic Control, which was published in Biosystems Engineerin...
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A honey bee stuck in milkweed pollinia. This plant is the narrowleaf milkweed,Asclepias fascicularis. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Milkweed: A Honey Bee's Floral Trap

August 17, 2020
By Kathy Keatley Garvey
It is not a "pretty sight," as Ernest Hemingway might have said, to see a honey bee stuck like glue--nature's "gorilla glue?"-in the reproductive chamber of a milkweed. It's a trap, a floral trap.
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citrus trhips scarring to mandarin
Topics in Subtropics: Article

IPM Insights into What Katydid

August 14, 2020
By Ben A Faber
The UC IPM Citrus Pest Management Guidelines has been updated to include new research out of the Rosenheim lab at UC Davis. Early-season pests like citrus thrips, earwigs, and katydids damage some types of mandarins differently. Learn how to adjust your management program accordingly.
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