Ongoing research

Bug Squad: Article

Monarchs Lovin' the Lantana, One Sip at a Time

November 9, 2016
By Kathy Keatley Garvey
What amazing journeys! For the last two months, migratory monarch butterflies have regularly stopped for flight fuel in our 600-square-foot pollinator garden in Vacaville, Calif. to nectar on Mexican sunflower (Tithonia), butterfly bush (Buddleia) and Lantana.
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shot hole borer
Topics in Subtropics: Article

How to Attract an Ambrosia Beetle that Attacks Avocado and Sycamore

November 9, 2016
By Ben A Faber
There's a lot of work being done in Florida on a pest/disease complex like we have here with Shot Hole Borer and Fusarium fungus Fusarium Dieback. This hits avocados and a lot of other native trees like sycamore, willow and coast live oak.
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HLB symptoms
Topics in Subtropics: Article

New Detection Method Developed for HLB

November 9, 2016
By Ben A Faber
Newly appointed UC Cooperative Extension agricultural engineering advisor Alireza Pourreza has been awarded the 2016 Giuseppe Pellizzi Prize by the Club of Bologna, an honor presented every other year to the best doctoral dissertations focused on agricultural machinery and mechanization.
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Bug Squad: Article

They Didn't Get the Memo

November 8, 2016
By Kathy Keatley Garvey
They didn't get the memo. Summer is over. Fall is underway. Winter is coming (Dec. 21). But the Gulf Fritillaries (Agraulis vanillae) are still laying eggs on the passionflower vine here in Vacaville, Calif. The eggs are hatching. The caterpillars are eating. The 'cats are pupating.
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SJC and Delta Field Crops: Article

Alfalfa IPM Survey

November 7, 2016
By Michelle M Leinfelder-Miles
UC IPM Advisor, Pete Goodell, requests your assistance with an alfalfa IPM survey. How much IPM is being used in alfalfa in California? A new survey tool wants to help answer that question and we need your help.
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Table 1. 2016 UCCE Field Corn Variety Trial Results
SJC and Delta Field Crops: Article

2016 UCCE Field Corn Variety Trial Report

November 7, 2016
By Michelle M Leinfelder-Miles
Table 1 shows the results of the 2016 UCCE Delta field corn variety trial, located on Tyler Island. Three replicate blocks of eighteen varieties were planted on April 27th by air planter.
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calcareous soil
Topics in Subtropics: Article

Calcareous Soil Confusion

November 7, 2016
By Ben A Faber
Calcareous soils have often more than 15% CaCO3 in the soil that may occur in various forms (powdery, nodules, crusts etc). They are relatively widespread in the drier areas of the earth.
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