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Topics in Subtropics Blog
Added March 27, 2017
A recent auction in South Africa was selling 'Maluma' variety of avocado for $92 a tree. That is more than the average price of avocado nursery trees in that country and a lot more than what is paid in California or Florida. That variety has...
Added March 24, 2017
The recent Huanglongbing Conference in Orlando, FL was chock full of people and ideas. Some of the ideas were still in the fermentation state and some were in practice on farm. One of the ideas that has been put into practice is the use of antibiotics,...
Added March 23, 2017
Shark (carfentrazone) has been currently labeled for use in California avocados. It's widely used in many tree and vine crops. It's a Protoporphyrinogen oxidase (PPO) inhibitor. PPO is an enzyme in the chloroplast cell that oxidizes...
Added March 20, 2017
Three citrus trees that produce inedible fruit at the UC Lindcove Research and Extension Center in Visalia may be a game-changer for the citrus industry, reported Ezra David Romero on Valley Public Radio. The trees are thought to be resistant...
Added March 17, 2017
Many states have a designated state bird, flower, fossil, mineral, etc. In California, the state bird is the California Valley Quail, the state flower is the Golden Poppy, the state fossil is the Sabertoothed Cat, and the state mineral is Native Gold....
Added March 15, 2017
The rootstocks ‘Bitters', ‘Carpenter' and ‘Furr citrandarins were developed at the USDA Date and Citrus Station in Indio, California. Having mandarin genetics with different horticultural properties and being more tolerant of calcareous...
Avocado Production in California Books
Book 1: Background Information
In Book 1, Gary S. Bender, Farm Advisor, takes you through the history of the avocado industry in California and teaches you about grove development.
Book 2: Cultural Care
Book 2 focuses on cultural care and includes articles on irrigation, fertilization, disease and insect control, vertebrate pest management, pruning and frost management. The author for most of the articles is Gary S. Bender, Farm Advisor for Subtropical Horticulture in San Diego County.