- Author: Niamh Quinn
[From the August 2016 issue of UC IPM's Retail Nursery & Garden Center IPM News]
In many cities across California, urban coyote conflicts appear to be rising. Recent analysis of coyote reports from several entities in southern California has shown that coyote conflicts are generally much higher during the pup-rearing (May–August) and dispersal seasons (September–December), compared with the breeding season (January–April). It is unclear whether this is due to territoriality issues, increased human conflict due to increased coyote activity, increases in energy demands on coyotes when...
May is Lyme Disease Awareness month, so what better time to tell you about the updated Pest Note: Lyme Disease in California.
This updated publication, by authors Robert S. Lane and Anne Kjemtrup, contains new information on incidents of Lyme disease in California.
You can read about the main carrier of Lyme disease, the western blacklegged tick, including the biology of the tick, specific habitats (dense woods and trails with leaf litter), places and times of the year where bites from disease-carrying ticks are...
It's Mosquito Awareness Week (April 17-23) in California. The Mosquito and Vector Control Association of California (MVCAC) is promoting this week to educate the public about how to control mosquitoes, as spring is when mosquito populations begin to multiply and can reach large numbers.
The MVCAC recommends the public practice the “D's” of mosquito prevention:
- DRAIN all standing water.
- DAWN and DUSK are times to avoid being outside.
- DRESS in long sleeves to avoid being bitten.
- DEFEND yourself from mosquitoes with an effective repellent.
- DOOR and window...
Recent Updates on ACP/HLB from the Citrus Pest & Disease Prevention Program:
Asian Citrus Psyllid Find in Madera County
An Asian Citrus Psyllid has been found in the Bonadelle Ranchos area of Madera County. It was a single insect collected on a sticky trap. The find will result in an expansion of the ACP quarantine in both Madera and Fresno counties. Further details regarding the quarantine will be released soon. Fortunately, this is an area with little commercial citrus. Please contact Fresno County Grower Liaison Sylvie Robillard, or your County Agricultural Commissioner's office, with any questions.
ACP quarantine in Northern San Mateo County, Including Portion of San Francisco...
Sacramento, July 10, 2015 - The California Department of Food and Agriculture (CDFA) and the United States Department of Agriculture (USDA) have confirmed detection of the citrus disease known as huanglongbing (HLB), or citrus greening. The disease was detected in plant material taken from a kumquat tree in a residential neighborhood in the San Gabriel area of Los Angeles County.
This is the second time HLB has been detected in California. The first detection occurred in 2012 in a residential citrus tree in Hacienda Heights, about 15 miles from San Gabriel.
HLB is a bacterial disease that attacks the vascular system of plants. It does not pose a threat to humans or animals. The Asian citrus psyllid can...