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.
Primary Image
root rot vs healthy

P a Simple Little P

November 9, 2015
By Ben A Faber
It is such a simple little letter, P. It stands for the element phosphorus. It is often misspelled as phosphorous which is an adjective, but even in technical literature it is misspelled. But that's not the end. Phosphorus is an element that takes many forms called oxidation states.
View Article
Primary Image
citrus weeds 2

Orange Costs of Production

November 7, 2015
By Ben A Faber
The latest cost of production study done on oranges came out recently. http://coststudyfiles.ucdavis.edu/uploads/cs_public/19/d4/19d4f1bb-408a-443e-a759-36fd53a2948f/oranges_vs_2015.
View Article
Primary Image
ACP nymph wax

Asian Citrus Psyllid Meeting

November 4, 2015
By Ben A Faber
To help Ventura County's citrus community better understand the nature of the ACP epidemic and the bitter lessons from Florida's failure to address it proactively Farm Bureau and the ACP-HLB Task Force will host a workshop on Dec. 2.
View Article
Primary Image
blossom end rot lemon

Blossom End Rot in Citrus - Another Result of Drought

November 2, 2015
By Ben A Faber
Another impact of the drought? There have been reports of a sunken, leathery patch around the blossom end (opposite of the stem end) of citrus fruit. This has been reported on lemons, limes and mandarins, but I am sure growers are seeing it on oranges, as well as other citrus relatives.
View Article