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

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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

Cooperative Extension Ventura County: Page

Insect Monitoring Techniques for Row Crops

IPM utilization in row crops would be increased significantly if there was more use of monitoring techniques for pest and beneficial species. Tree crop growers and their PCA's have successfully utilized monitoring systems in their IPM programs for many years.

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Cooperative Extension Ventura County: Page

The GWSS - A serious new PD vector for California Vineyards

One thing California doesn't need is another pest in agriculture or the urban landscape. However, the glassy-winged sharpshooter, Homalodisca coagulata Say (Homoptera: Cicadellidae), fits the bill on both counts.

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Cooperative Extension Ventura County: Page

Citrus Cover Cropping Impace: A Case Study on Valencia Orange Yield, External Fruit Quality and on Key Beneficial and Pest Species

by Phil A. Phillips, BCE, CCA As more of the citrus industry moves toward the use of ground covers comprised of either cover crops or resident vegetation, it is important to understand the positive and negative effects of such a shift in horticultural practices.

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Cooperative Extension Ventura County: Page

Landscape Problems

In this area you will find information presented at various Landscape seminars.

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Cooperative Extension Ventura County: Page

Diseases of Palm Trees: Some New Some Old

Jim Downer University of California Cooperative Extension Palm trees are increasing in popularity in Southern California landscapes. New construction and renovation of existing landscapes have increased the demand for several varieties of palms.

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Cooperative Extension Ventura County: Page

Alphabetical List by Common Name

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Use your BACK button to return here.

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Cooperative Extension Ventura County: Page

Alphabetical List by Scientific Name

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Press the back button to return here A Acroptilon repens (Russian Knapweed) Ailanthus altissima (Tree-of-Heaven) Allium neapolitanum (Ornamental Onion) Amaranthus albus (Tumble Pigweed) Amaranthus retroflexus (Redroot Pigweed) Ambrosia psilostachya...

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Cooperative Extension Ventura County: Page

Lecanium Scales

Lecanium scales (there are about 12 species) are known as soft scales and are common pests on many ornamental plants all over North America.

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Cooperative Extension Ventura County: Page

Mice

Mice present a difficult problem in a rural environment. Mice will exploit any food sources that may be available. Therefore, keep all food in the refrigerator or in other mice-proof containers.

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Cooperative Extension Ventura County: Page

Milkweed and Boxelder Bugs

As the names imply, milkweed bugs feed on milkweed and may feed occasionally on other forage or herbaceous plants. Boxelder bugs feed primarily on boxelder. There are usually two generations of these insects per year.

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