Archive Nut, Prune and Olive Programs

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In-a-Nutshell - Nut Culture
Dried Plum News - Prune Culture
Olive Notes - Olive Culture

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May 2025Archived

Field picture submitted by Elizabeth Fichtner

Publications

Pest Notes
- Olive Knot
- Black Scale
UC Pest Management Guidelines (UC Statewide IPM Project Web Site)
UC Cooperative Extension Cost and Return Studies
- Almonds
  Double Line Drip Irrigation. Southern San Joaquin Valley. 2016 PDF
- Almonds
  Flood Irrigated. San Joaquin Valley North. 2011. PDF
- Almonds
  Micro-sprinkler. San Joaquin Valley North. 2016. PDF
- Olive Oil
  Super High Density. San Joaquin Valley 2007. PDF
- Olives - San Joaquin Valley. 2005 PDF
- Pecans - Sacramento/San Joaquin Valley - 2005. PDF
- Pistachios
  Low Volume Irrigation - San Joaquin Valley South. 2015. PDF
- Walnuts
  Late Leafing - Lateral Bearing. San Joaquin Valley North. 2017. PDF
- Walnuts
  Micro-Sprinkler Irrigation - San Joaquin Valley North. 2007 PDF

Bohart associate Wade Spencer, an undergraduate student in entomology, shows residents of the live petting zoo to Chancellor Gary May and Helene Dillard, dean of the College of Agricultural and Environmental Sciences. (Photo by Kathy Keatley Garvey)

Entomology & Nematology News: Article

'To Boldly Go'--And They Did--And Coverage Wins a Gold Award

May 31, 2019

By Kathy Keatley Garvey

Cuddle a cockroach? Snuggle with a stick insect?

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Master Food Preservers San Bernardino County: Article

Class: HANDS-ON EUROPEAN VACATION

May 31, 2019

Here it is! Our next Public class: Hands-On European Vacation. Please NOTE: New LOCATION! - Highland Branch Library, 7863 Central Ave., Highland, CA 92346. Save your spot now. Please NOTE: New LOCATION! - Highland Branch Library, 7863 Central Ave., Highland, CA 92346.

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Wet Weather and Weeds

May 31, 2019

The recent rain events in California have complicated crop production activities for many growers including delayed planting or harvesting and altered pest management activities (including weed control).

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UC Master Gardeners- Diggin' it in SLO: Article

Scabiosa

May 31, 2019

Scabiosa By Leslie E.

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Protective goggles used to protect eyes during mixing and applying pesticides, ANR

The Real Dirt: Article

Using Pesticides in the Garden

May 31, 2019

By Brent McGhie, UC Master Gardener of Butte County, May 31, 2019 The University of California recommends the use of Integrated Pest Management (IPM) to control garden pests. The goal of IPM is to use the least harmful control method(s) that will be effective in managing a particular pest.

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Topics in Subtropics: Article

White Stuff on Avocado Trees

May 30, 2019

By Ben A Faber

There are a number of causes for the white exudate from cankers on the trunk and limbs of avocado. Any wound will cause the tree sap to run and crystalize on the surface. It is a seven-carbon sugar of mannoheptulose, or its alcohol form perseitol. It's sweet.

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UC Cooperative Extension, Ventura County: Article

Nitrogen Management for Strawberry Field Day

May 30, 2019

By Susana Bruzzone-Miller

By Andre Biscaro Join us on Thursday, June 12, 2019 from 9 am-10:30 a.m. at Crisalida Berry Farms in Oxnard for this important free field day.

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Santa Cruz County: Article

4-H Updates

May 30, 2019

Dear 4-H Families, Here is the revised newsletter. We have many deadlines and articles.

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San Benito County: Article

4-H Updates

May 30, 2019

Hello 4-H Families, We have a huge newsletter with many new articles and deadlines.

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Walter Leal, distinguished professor in the UC Davis Department of Molecular and Cellular Biology, studies the molecular basis of insect olfaction, unraveling how insects detect chemicals and using that knowledge to inform pest management techniques. (Photo by David Slipher, College of Biological Sciences)

Bug Squad: Article

UC Davis Chemical Ecologist Walter Leal Says We're Like Bolas Spiders: Here's Why!

May 30, 2019

By Kathy Keatley Garvey

UC Davis chemical ecologist Walter Leal characterizes the work in his lab as "like bolas spiders." What are bolas spiders? Well, they're also known as angling or fishing spiders. That's because they don't spin a web, they hunt with a sticky glob of silk on the end of a line known as "bolas.

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