Topics in Subtropics

University of CaliforniaRiverside (UCR) Distinguished Professor of Soil Physics and Soil Physicist Emeritus John Letey, Jr. passed away on 14 September. He was 81 years old. He received his B.S. degree at Colorado State University and Ph.D. degree at the University of Illinois.

Here's a wide range of information on drought resources from ATTRA, the National Sustainable Agriculture Information Service - https://attra.ncat.org/attra-pub/summaries/summary.

UC Agriculture and Natural Resources scientists based at UC Riverside are honing in on odors that might lure Asian citrus psyllids into traps, and other odors that will keep them away from citrus trees, reported Mark Muckenfuss in the Riverside Press-Enterprise.

Edema may be caused by any agent that stimulates an abnormal increase in the size and number of a group of inner cells.

Impacts of the recent drought conditions on Central Coast avocado production, and potential impacts of continued drought conditions Avocados are the most salt and drought sensitive of our fruit tree crops.