Courses Offered at CREC

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Citrus Pest Management PMA 5205


Course Description

Citrus Pest Management (PMA 5205) will be offered for the Spring 2021 term at the University of Florida/IFAS Citrus Research and Education Center (CREC) in Lake Alfred and via distance education at the Department of Entomology and Nematology in Gainesville. Additional distance education sites and sections will be established at UF-IFAS Research and Education Centers on request. Citrus Pest Management is a graduate-level course (3.0 units) for students and citrus industry personnel working in the area of pest management. The course reviews the latest tactics and strategies available to manage diseases and arthropod, nematode and weed pests of citrus. Emphasis is given to techniques by which pest and disease organisms are monitored and how this information is used to effectively manage pests with the least risk to the environment.

Course topics include:

  • Identification and biology of citrus pests and diseases
  • Pest and disease monitoring
  • Ecological and economic principles as a basis for pest management
  • Economic thresholds and pest management models
  • Integrated pest management in citrus
  • AND - The evolution of Citrus IPM in the era of citrus greening

The course is taught by experts in each area and is coordinated by Dr. Larry Duncan, University of Florida/IFAS, Professor of Nematology.

University credit (3.0) or audit credit.  CEUs will be offered.

Dates/Times: Wednesdays, Jan. 13 – April 28, 2021; 3 - 6 p.m. (8-10 period).

Location: University of Florida/IFAS Citrus Research and Education Center, Ben Hill Griffin, Jr. Citrus Hall, Room 101, 700 Experiment Station Road, Lake Alfred, Florida. Tel. (863) 956-1151.

University of Florida/IFAS Department of Entomology and Nematology, Bldg. 970, Rm. 1031

Instructors: M.Dewdney, L. DiepenbrockL. W. DuncanE. Johnson, R. KanisseryK. Pelz-Stelinski, and L.L Stelinski

Textbook and References:Citrus Health Management (APS Press) (optional text). . Pertinent research publications, Review Articles, DPI guidelines and circulars (provided) , Florida Citrus Pest Management Guide, Compendium of Citrus Diseases (APS Press)

Grading: Midterm and Final examinations will each comprise 25% of the grade. Weekly quizzes (10-15 minutes) will be worth 35%. Presentation will be worth 15%.

Registration: Students must complete the registration procedures outlined at This site contains an option for non-degree students with step by step instructions and explanations. Non-degree students are encouraged to visit the site in advance of registration. For registration assistance, please contact Ms Ruth Brumbaugh (352-273-3912; For additional information about the class contact Dr. Larry Duncan (863-956-1151;

Course Schedule