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May 2025Archived

 

Field picture submitted by Elizabeth Fichtner

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Subtropical Fruit Crops Research & Education: Page

Diaprepes Abbreviatus

Diaprepes abbreviatus (Coleoptera: Curculionidae) Origin: The root weevil (Diaprepes abbreviatus) is a pest species originating in the Caribbean and first reported in Florida in 1964, in Los Angeles and Orange counties in 2005 and in San Diego County in 2006.
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Subtropical Fruit Crops Research & Education: Page

Asian Citrus Psyllid

Asian citrus psyllid (Diaphorina citri Kuwayama) The Asian citrus psyllid, Diaphorina citri, is a tiny, mottled brown insect about the size of an aphid. This insect poses a serious threat to California's citrus trees because it vectors the pathogen that causes huanglongbing disease (HLB).
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Subtropical Fruit Crops Research & Education: Page

Printable Resources

Avocado Production in Home Gardens (PDF) A Guide to Estimate Compensation for Loss of a Single Avocado Tree (PDF)...
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Subtropical Fruit Crops Research & Education: Page

Vertebrate Pest Management

Mammal pests of one kind or another are found in virtually every avocado grove throughout the state, though they may not always pose a threat. This chapter, like the one before, will discuss some background information about each vertebrate pest, signs of damage, and different management techniques.
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Subtropical Fruit Crops Research & Education: Page

Pruning & Canopy Management

This section focuses on some of the many issues in canopy management and discusses various methods of pruning programs that will hopefully shed some light on the relationship between pruning and the cost and yields return. You can read more about this pruning trial in Ch.
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Subtropical Fruit Crops Research & Education: Page

History of the Avocado Industry in California

An in depth history of avocados beginning with their discovery in the New World and later the emergence of a competitive market that nearly wiped avocado production off the map in California. The rest, as you may have guessed, is history. You can read more in Ch.
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