Topics in Subtropics

Update on invasive shot hole borers: Online training now available By Sabrina Drill, Natural Resources Advisor, UCCE Ventura Invasive shot hole borers (ISHB) are a pest and disease complex potentially affecting over 200 tree species, but posing a strong risk to box elders, sycamores, and other ripar...

In a recent article in Fresh Plaza, the flood of imported jackfruit is reported. As recently as 2 years ago, I saw jackfruit advertized on Amazon for nearly $10 a pound. These babies regularly weigh in at 10-20 pounds. In their homeland, they regularly clock in at 80 pounds and more.

Biological control is the management of pests and their damage by the beneficial action of parasites (parasitoids), pathogens, and predators. These beneficial organisms, collectively, are named natural enemies.

Walnut Twig Beetle and Fungus Causing 'Profound Damage' to Black Walnut Trees Author: Kathy Keatley Garvey Published on: May 23, 2019 Thousand cankers disease is killing a giant black walnut tree, estimated to be 150 years old, on the 100 block of E Street, Davis.

Laurel wilt A threat to California's avocado industry Presented by: California Avocado Society, Inc., California Avocado Commission, University of California Cooperative Extension, and University of Florida's Tropical Research and Education Center.