Citrus

All species of the Genus Citrus

Citrus Freeze Damage Report

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A special survey was conducted on January 10-11, 2011 to assess the effect of sub-freezing temperatures that occurred throughout the Florida citrus producing region during the month of December 2010. Using the Federal-State Inspection Service standards, fruit was cut and scored for damage at depths of ¼-inch, ½-inch, and at the center, recording the point of greatest severity of damage.

The tables below show the distribution and severity of fruit damage. For all varieties, the majority of samples observed fell into the “no damage apparent” category.

Authors: 
USDA NASS
Publisher: 
USDA NASS
Year: 
2011

Augmentation of Parasitoids for Biological Control of Citrus Blackfly in Southern Texas

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Two parasitoid species, Amitus hesperidum Silvestri and Encarsia opulenta (Silvestri), were released in an augmentative program to control citrus blackfly, Aleurocanthus woglumi Ashby, in the citrus growing areas of southern Texas. Releases were made with laboratoryreared and field insectary parasitoids.

Authors: 
R. L. Meagher
Authors: 
J. Victor French
Publisher: 
Florida Entomologist
Year: 
2004

Safety of a Novel Insecticide, Sucrose Octanoate, to Beneficial Insects in Florida Citrus

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FloridaEntomologist.gifLaboratory trials were used to estimate the toxicity of sucrose octanoate to beneficial insects representing four insect orders of importance in biological control in Florida citrus.

Authors: 
J. P. Michaud
Authors: 
C. L. McKenzie
Publisher: 
Florida Entomologist
Year: 
2004

Budding Citrus Trees

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univofarizona.gifCitrus budding is a plant propagation technique that any homeowner can do. Once the technique is learned, homeowners can add citrus tree. This publication addresses the budding techniques of citrus trees. Topics include the preparation prior to budding, selecting budsticks, storing budsticks, selecting and preparing the budding location, cutting the bud, inserting the bud in the t cut, and forcing the bud.

Authors: 
Glenn C. Wright
Publisher: 
The University of Arizona
Year: 
2000

Fruit and Tree Nuts Outlook November 2010

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U.S. Citrus Production Forecast Up in 2010/11

USDA’s National Agricultural Statistics Service (NASS) forecasts 2010/11 U.S. citrus production at 11.9 million tons, up 9 percent from last season and virtually the same as 2 seasons ago. Production of all citrus crops is forecast higher than last year, except for grapefruit.

Authors: 
Kristy Plattner
Authors: 
Erik Dohlman
Authors: 
Agnes Perez
Publisher: 
USDA ERS
Year: 
2010

Susceptibility of Diaprepes abbreviatus (Coleoptera: Curculionidae) to a Commercial Preparation of Bacillus thuringiensis subsp. tenebrionis

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FloridaEntomologist.gifA commercial preparation of the microbial entomopathogen, Bacillus thuringiensis subsp. tenebrionis ( Btt ) was evaluated for biological activity against the Diaprepes root weevil, Diaprepes abbreviatus (L.). A reduction in survival was observed for neonatal larvae exposed to insect diet incorporated with Btt and in potted citrus treated with a Btt soil application.

Authors: 
A. A. Weathersbee III
Authors: 
Y. Q. Tang
Authors: 
H. Doostdar
Authors: 
R. T. Mayer
Publisher: 
Florida Entomologist
Year: 
2002

2010 Florida Citrus Pest Management Guide: Asian Citrus Psyllid and Citrus Leafminer

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university_of_florida.gifAsian Citrus Psyllid

Authors: 
M.E. Rogers
Authors: 
P.A. Stansly
Authors: 
L.L. Stelinski
Publisher: 
University of Florida, IFAS Extension
Year: 
2010

Efficacy of Spinosad Bait Sprays to control Mediterranean and Caribbean Fruit Flies (Diptera: Tephritidae) in Commercial Citrus in Florida

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FloridaEntomologist.gifA serious infestation of Mediterranean fruit fly in Florida in 1997 and 1998 led to the widespread aerial and foliar application of malathion-bait sprays. Public concerns over property damage, environmental impact and public health led to the immediate need and acceptability of alternative pesticide/bait combinations.

Authors: 
R. E. Burns
Authors: 
D. L. Harris
Authors: 
D. S. Moreno
Authors: 
J. E. Eger
Publisher: 
Florida Entomologist

Pesticides Registered for Use on Florida Citrus

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university_of_florida.gifThe following are lists of products which are registered for use on citrus regardless of whether or not they are recommended for use. In cases where there are many similar products such as copper fungicides, sulfurs, or petroleum oils, separate tables have been set up for each.

Authors: 
M.E. Rogers
Authors: 
M.M. Dewdney
Authors: 
S.H. Futch
Publisher: 
University of Florida IFAS Extension
Year: 
2010

2010 Florida Citrus Pest Management Guide: Weeds

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Authors: 
S.H. Futch
Authors: 
M. Singh
Publisher: 
University of Florida, IFAS Extension
Year: 
2010
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