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Open Access Publications from the University of California
Cover page of Identifying Polyphagous and Kuroshio Shot-Hole Borer in California

Identifying Polyphagous and Kuroshio Shot-Hole Borer in California

(2018)

The Invasive Shot-Hole Borer is a new, rapidly spreading, invasive pest threatening landscape trees and commercial avocado groves. The beetle is a vector for the plant disease fusarium dieback. First detected in the Los Angeles basin in 2012, it has quickly spread as far north as San Luis Obispo. Currently there are no control measures for the disease. While the current economic impact to crops is focused on avocados, computer models suggest almond to be a potential host. This publication explains the life cycle, biology and identification, look-alike pests, signs and symptoms of infestation and damage, reproductive hosts, and landscape and agricultural host species.

Cover page of Tuta Absoluta The South American Tomato Leafminer

Tuta Absoluta The South American Tomato Leafminer

(2018)

The South American tomato leafminer Tuta Absoluta is a serious and devastating pest of both fresh market and processing tomatoes. Tuta continues to spread throughout the tomato-growing areas of the world. Computer models have predicted that this pest has a moderate likelihood of establishing itself in the commercial tomato producing areas of California, Arizona, and the southern United States. This publication explains the host plants, life cycle, damage of the pest along with monitoring an management methods.

Cover page of Using Wetlands to Remove Microbial Pollutants from Farm Discharge Water

Using Wetlands to Remove Microbial Pollutants from Farm Discharge Water

(2015)

Besides growing crops, a farmer is an active steward of the natural resources that support those crops. Just a few acres of wetlands on the farm can easily filter ag water for many harmful microbes introduced through livestock- or crop-related use.

Cover page of Invasive Plants and Wildfires in Southern California

Invasive Plants and Wildfires in Southern California

(2009)

Native plants of California's chaparral are adapted to natural wildfire, re-establishing within a few years after a fire. Non-native plants can upset this balance and allow wildfires to recur too soon. Learn to recognize and control these problem plants.

Cover page of Developing a Monitoring Program for Riparian Revegetation Projects

Developing a Monitoring Program for Riparian Revegetation Projects

(2009)

Private landowners, ecosystem restoration professionals, and resource agency staff can work together to increase native vegetation on the banks of streams and rivers. This publication gives practical advice on how to make this kind of project work.

Cover page of Living among the Fish: A Guide to Conservation of Fish Habitat in the Developed Landscape

Living among the Fish: A Guide to Conservation of Fish Habitat in the Developed Landscape

(2008)

Increasing urbanization is encroaching on the habitat of California's wild fishes, and fish populations are falling. Learn the basics of fish biology and explore ways to reduce or even reverse civilization's negative effect on fish and streams.

Cover page of Feral Poultry: How to Construct a User-Friendly Trap

Feral Poultry: How to Construct a User-Friendly Trap

(2008)

Feral poultry – whether escaped domestic birds or their offspring born in the wild – cause property damage and other hazards. Traps used for live-trapping mammals are ineffective against these birds. Learn how to build and use a simple, effective trap.

Cover page of Managing Hull-Borne Invasive Species and Coastal Water Quality for California and Baja California Boats Kept in Saltwater

Managing Hull-Borne Invasive Species and Coastal Water Quality for California and Baja California Boats Kept in Saltwater

(2007)

Managing Hull-Borne Invasive Species and Coastal Water Quality for California and Baja California Boats Kept in Saltwater. Information for boat owners, boat maintenance and repair businesses, port managers, scientists and policy makers.

Cover page of Maintaining Wood in Streams: A Vital Action for Fish Conservation

Maintaining Wood in Streams: A Vital Action for Fish Conservation

(2006)

A debris-free stream is not always a happy stream! Large woody debris is a critically important resource for California's fish and wildlife. Learn how fallen tree trunks and limbs benefit stream ecosystems.

Cover page of Managing Mosquitoes in Stormwater Treatment Devices

Managing Mosquitoes in Stormwater Treatment Devices

(2004)

When you retain storm-generated drainwater to remove pollutants before releasing it into natural waterways, you can easily create an ideal mosquito-breeding habitat. This publication tells how to treat drainwater and still prevent mosquito infestations.