Canker

University of Florida

Florida Citrus Pest Management Guide: Citrus Canker - Citrus canker, caused by the bacterium Xanthomonas axonopodis pv. citri, is a leaf, fruit and stem spotting disease that affects numerous species, cultivars, and hybrids of citrus and citrus relatives.

UF Citrus Canker Field Identification - "Walking the rows of the citrus grove, look carefully from top of tree canopy to bottom of tree canopy for the circular, yellow halos on leaves."

CITRUS CANKER DISEASE Information, by Dean W. Gabriel

 

Other Universities & Research Institutions

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USDA ESTABLISHES REGULATIONS FOR FRUIT MOVEMENT FROM FLORIDA (August 1, 2006)

   Click here for the Federal Register Regulations concerning citrus movement from Florida
     Federal Register, 43345 Vol. 71, No. 147 Tuesday, August 1, 2006

Citrus Canker - "Florida Department of Agriculture and Consumer Services, The Threat to Florida's citrus..."

Code of Federal Regulations (CFR 301). See 301.75 for Citrus Canker. CHAPTER III--ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE, PART 301--DOMESTIC QUARANTINE NOTICES. 

Bacterial Citrus Canker. By T. S. Schubert and X. Sun. Plant Pathology Circular No. 377. Fl. Dept. of Agriculture & Cons. Svcs., Division of Plant Industry.

Historical Museum of Southern Florida - "CITRUS CANKER. It wasn't a worm as one might think by the name, but a terrible germ disease that could be scattered by the wind or by birds or by no one knew just how."

Citrus canker Information from Australian Queensland Department of Primary Industries and Fisheries.

Citrus Canker Eradication Program - Environmental Assessment, April 1999.

Isolation and characterization of mutants of the citrus canker pathogen Xanthomonas axonopodis pv. citri that induce a distinct pattern of disease. Shu Yun Tung and Tsong Teh Kuo. 2000. Can. J. Bot. 78: 1002–1009 (2000).

 

Other Selected Sites
(Links to Non-University of Florida/IFAS sites are provided as a service and do not imply endorsement of information or products)

 

 

 

This website is designed and maintained by Mark Ritenour, Ph.D.

Design contributions also provided by: Mike Burton, Jim Ferguson, Ph.D, Kenny Osteen, David Coleman, and Buddy Tignor, Ph.D.  This site was supported through FCPRAC grant #999-210 & #7276182-12.  For questions or comments, contact Mark Ritenour.