http://ucanr.edu/blogs/pestnews/?utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed Information about pests en-us UC ANR http://cyber.law.harvard.edu/rss/ Fri, 10 May 2013 20:14:09 PST Fri, 10 May 2013 20:14:09 PST UC ANR Egg, five nymphal stages, and adult bed bugs, Cimex lectularius. Photo by Dong-Hwan Choe. Bed bugs are quickly becoming major household nuisance pests. California has recently experienced a multitude of bed bug reports, with San Francisco now considered one of the Top 10 most infested cities in the country. Bed bug detection can be very difficult and almost always requires special training since bugs prefer to hide in dark, inaccessible cracks and crevices near their hosts’ resting...
]]> Fri, 10 May 2013 20:12:34 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=10371&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=10371 Life states of the goldspotted oak borer. From left: fourth-instar larva, fourth instar larva in a hairpin configuration and in a constricted form, pupa and adult. Photo by Mike I. Jones First identified in California in 2004, the goldspotted oak borer (GSOB), Agrilus auroguttatus, has killed more than 24,000 oak trees in San Diego County since its arrival, probably in the late 1990s. In 2012, it was detected in Riverside County and it is expected to spread northward in the state. The...
]]> Thu, 25 Apr 2013 22:40:19 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=10256&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=10256
]]> Mon, 11 Mar 2013 14:54:51 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=9481&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=9481 Asian citrus psyllid adult and immatures on citrus (Photo by Michael Rogers, UC) Asian citrus psyllid (ACP) was found on November 5 in Santa Maria for the first time. This is actually the first report of its presence in Santa Barbara County after it appeared nearly two years ago (January, 2011) in Ventura County. A single psyllid was found on a CDFA trap in a residential area in Santa Maria and CDFA immediately treated the area and the surroundings. ACP is a small homopteran insect that...
]]> Wed, 07 Nov 2012 08:51:53 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=8677&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=8677 Someone recently brought specimens of what they thought were bed bugs.  Actually they are larvae of carpet beetle.  Here is a brief note about them. Carpet beetles belong to the Coleopteran family of Dermestidae, which are commonly known as dermestid or skin beetles.  These are scavengers and feed on a variety of plant and animal material.  Larger members of this family belong to the genus Dermestes.  Smaller and common household pests belong to the genera Attagenus and Anthrenus.  Dermestids...
]]> Thu, 08 Dec 2011 13:56:39 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=6351&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=6351 Brown marmorated stink bug adult male (Photo by: Surendra Dara, UCCE and Rodney Cooper, USDA-ARS) Brown marmorated stink bug (BMSB), Halyomorpha halys Stål was recently found in San Luis Obispo County in an incoming shipment of household items from Pennsylvania, where it is considered as a serious pest. Ag Commissioner’s office took immediate action to eradicate this intruder by physical removal and chemical treatments. In light of this, here is a brief note on this invasive...
]]> Thu, 03 Nov 2011 22:04:36 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=6120&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=6120 Japanese dodder, Cuscuta japonica recently found in Lompoc, Santa Barbara Co. (Photo by: Matt Victoria, Santa Barbara Ag Commissioner's Office) Japanese dodder is an exotic parasitic weed which is a high priority noxious weed in California.  It was recently detected in a natural wooded area in Lompoc.  It is the first time it is reported in Santa Barbara Co and the Ag Commissioner’s office is taking an immediate action.Biology: Japanese dodder, Cuscuta japonica is a parasitic plant that...
]]> Thu, 01 Sep 2011 15:17:10 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=5667&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=5667 Manzanita leaves showing blotch mines and cases made by Coleophora sp.  (Photo by: Surendra Dara) Manzanita (Arctostaphylos sp.) leaf samples that were recently brought from the San Luis Obispo area appear to have casebearer infestation. Casebearer adults are small, narrow moths that belong to the family ofColeophoridae in the order Lepidoptera. Young larvae are leaf miners.  Their name comes from the casing they make with silk, frass and plant material as older larva.  Pupation takes place...
]]> Mon, 16 May 2011 17:43:10 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4876&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4876               Grass bug, Arhyssus sp.  (Photo by Rodney Cooper, USDA-ARS, Shafter)Several specimens of grass bugs have been brought to our office in the recent weeks.  These are of varying sizes (about 7-12 mm), but identified by the CDFA systematist, Rosser Garrison as Arhyssus sp.  They belong to the family Rhopalidae (Order Hemiptera), members of which are commonly known as scentless plant bugs. They mostly feed on xeric (require less water or adapted to dry habitats) and other weed plants. ...
]]> Thu, 03 Feb 2011 14:03:47 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4168&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4168 In light of spotting a couple of Asian citrus psyllids (ACP) in Ventura County about a month ago, it is important to be aware of this exotic and invasive pest and its damage potential. Asian citrus psyllid, Diaphorina citri Kuwayama in its characteristic posture (Photo by Michael Rogers, UC) ACP, Diaphorina citri Kuwayama (Homoptera: Psyllidae) looks like a miniature cicada.  Psyllids are similar to aphids except that they have longer antennae and strong jumping legs hence the name jumping...
]]> Wed, 02 Feb 2011 11:43:21 PST http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4165&utm_source=RSS&utm_medium=RSS&utm_campaign=RSS%2BFeed skdara@ucdavis.edu(Surendra Dara) http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=4165