Topics in Subtropics

newsletter
Topics in Subtropics Blog
You can subscribe to this  blog with multiple entries per week reflecting what's happening with subtropical crops and upcoming educational events.  Just click on the "Subscribe" button just to the right of this paragraph.  There's also our seasonal quarterly Topics in Subtropics newsletter found at our Ventura, Santa Barbara, San Luis Obispo, Riverside, San Diego, Tulare and Kern Counties Cooperative Extension websites.
Diaphorencyrtus

A New Natural Enemy of Asian Citrus Psyllid

March 10, 2015
By Ben A Faber
Mark Hoddle of UC Riverside Entomology Department has intorduced a second species of natural enemy of Asian Citrus Psyllid (ACP), Diaphoencyrtus aligarhensis, imported from Punjab, Pakistan. It was officially released December 16, 2014 at the Biological Control Grove at UCR.
View Article
citrus greening

Citrus Greening or Regreening?

March 6, 2015
By Ben A Faber
Huanglongbing or Citrus Greening caused by Asian Citrus Psyllid and its associated bacterium Candidatus Liberibacter A. causes misshapened fruit and causes the fruit to have a green portion on the skin. Hence the name citrus greening.
View Article
asphyxiated avocado

New UC IPM photo repository shows plant damage from herbicides

March 5, 2015
UC Statewide IPM Program Identifying nontarget crop and ornamental plant damage from herbicides has become much easier with the launch of a new online photo repository by the Statewide IPM Program, University of California Division of Agriculture and Natural Resources.
View Article
soil

Soil Moisture Sensors

March 4, 2015
Grapes February 22, 2013|Print Share on facebookShare on twitterShare on pinterest_shareShare on google_plusone_share Tensiometers Electrical Resistance Blocks Neutron Probes Di-Electric Sensors More Info Jim Wolpert, University of California, Davis The quantity of water in soil is called the soil m...
View Article
Subscribe