TITLE:  Professor & Associate Center Director DEPARTMENT:  Plant Pathology SPECIALTY:  Plant Pathology (plant bacterial diseases) TELEPHONE:  561-993-1599 SUNCOM:  233-1599 E-MAIL:  klp@mail.ifas.ufl.edu
Ken Pernezny

Education:

• Ph.D.  Ohio State University -- Plant Pathology, 1976
• M.A.  Lehigh University -- Science education, Biology, 1971
• B.S.   Penn State University -- Science education, Chemistry, 1968

Employment:

• University of Florida, Tropical Research and Education Center, Homestead, FL, 1976 -- 1989
• University of Florida, Everglades Research and Education Center, Belle Glade, FL, 1989 -- present

Assignment:

• 50% extension, 50% research in the area of Integrated Pest Management and Bacterial Diseases of Vegetables. 

Areas of expertise:

• Diseases of tomato, pepper, eggplant, snap bean
• Bacterial disease of tomato, pepper, lettuce, celery, cucumber

Teaching experience:

• Introductory Plant Pathology

Active projects:

• Extension Website on diseases for Master Gardeners
• Seed treatments for management of bacterial leaf spot of lettuce
• Media for screening strains of Xanthomonas campestris pv. vesicatoria for tolerance to copper 

Hobbies and other interests:

• Tennis
• Walking/Hiking
• Certified Youth Soccer Referee
• Solving Chemistry and Physics problems
• Playing drums

Selected publications in last five years:

Refereed:

Pernezny, K., Collins, J., Stall, R.E., Shuler, K., and Datnoff, L.E. 1999. A serious outbreak of race 6 of Xanthomonas campestris pv. vesicatoria on pepper in southern Florida. Plant Dis. 83:79.

Jones, J.B., Bouzar, H., Somodi, G.C., Stall, R.E., Pernezny, K., El-Morsy, G., and Scott, J.W. 1998. Evidence for the preemtive nature of tomato race 3 of Xanthomonas campestris pv. vesicatoria in Florida. Phytolpathology 88:33-88.

Pernezny, K., and Collins, J. 1997. Epiphytic populations of Xanthomonas campestris pv. vesicatoria on pepper: Relationships to host-plant resistance and exposure to copper sprays. Plant Dis. 81:791-794.

Pernezny, K., Kudela, V., Kokoskova, B., and Hladka, I. 1995. Bacterial diseases of tomato in the Czech and Slovak Republics and lack of streptomycin resistance among copper-tolerant strains. Crop Protect. 14:267-270.

Pernezny, K., Datnoff, L. E., Mueller, T., and Collins, J. 1996. Losses in fresh-market tomato production in Florida due to target spot and bacterial spot and the benefits of protectant fungicides. Plant Dis: 80:559-563.

Pernezny, K., Datnoff, L., and Sommerfeld, M. L. 1994. Brown stem of celery caused by Pseudomonas cichorii. Plant Dis. 78:150-153.

Non-refereed:

Pernezny, K., and Kucharek, T. 1999. Scouting diseases of tomatoes and peppers. IFAS Coop. Ext. Serv. Circ. No. 1225. 31 lam. color plates (flash card set).

Pernezny, K., Schuster, D., Stansly, P., Simone, G., Waddill, V., Funderburk, J., Johnson, F., Lentini, R., and Castner, J. 1996. Florida Tomato Scouting Guide. 2nd ed. Univ. Fla. Coop. Ext. Serv. Pub. No. SP-22. 45 pp.

Stall, R. E., Jones, J. B., and Pohronezny, K. 1993. Characterization and detection of strains of the pathogen of bacterial spot of tomato by monoclonal antibodies and DNA amplification. Pages 26-29 in: Rep. of Tomato Res. Ann. Rep. to Fla. Tomato Comm.

Pernezny, K., and Litz, R. E. 1993. Some common diseases of papaya in Florida. Plant Path. Ext. Rep. No. PP-35. (electronic).

Pernezny, K., and Kucharek, T. 1993. Rust diseases of several legumes and corn in Florida. Plant Path. Ext. Rep. No. PP-37.