Topics in Subtropics

Soils vary across a landscape according to soil-forming factors present in a particular location. To help those involved in land management and planning, the U.S. Department of Agriculture launched the National Soil Survey in 1899 to systematically map changes in soils across the country.

The Keys to Soil Taxonomy, 13th edition, has been posted to the USDA, NRCS website. The Keys to Soil Taxonomy provides the taxonomic keys necessary for the classification of soils in a form that can be used easily in the field.

Avocado consumption per capita in the United States has tripled in twenty years, yet California has decreased its bearing acreage over the last decade.

February 15 (10 AM - 12 PM) In-Person and Zoom How to apply them and how to choose them. Dr. Danny Klittich - Director of Agronomy at Mission Produce How to choose and what to look out for with different fertilizer application methods (venturi, water-powered, batch tank, electric powered, etc.

In 2004, Avocado Lace Bug was identified in backyard trees in Chula Vista and National City in San Diego County, probably originating from Mexico. Later in 2017, ALB was being picked up in the Oceanside, Fallbrook, and Temecula areas apparently originating from more Caribbean/Florida sources.