Academic Programs Catalog

College of Agriculture and Natural Resources

Department of Plant, Soil and Microbial Sciences

Graduate Study
Plant Pathology - Doctor of Philosophy

The objective of this program is to provide a high quality plant pathology graduate experience to equip students with the skills necessary for research, teaching and extension, or other agriculture-related positions that require the Doctor of Philosophy degree.

In addition to meeting the requirements of the university and the College of Agriculture and Natural Resources, students must meet the requirements specified below.


Regular admission may be granted to those students having a master’s degree or its equivalent, a 3.00 grade point average, and appropriate training in the biological and physical sciences and mathematics. Outstanding students without a master’s degree may be accepted.

Provisional admission may be granted to those students who do not meet the requirements for regular admission.

Requirements for the Doctor of Philosophy Degree in Plant Pathology

All doctoral students in plant pathology must meet the requirements specified below:

1. Pass a preliminary examination.  
2. Acquire teaching experience by assisting in two courses.  
3. Complete:        
  a. All of the following courses:  
    PLP 405 Introductory Plant Pathology 3
    PLP 810 Current Concepts in Plant Pathology 3
    PLP 894 Seminar in Plant Pathology 2
  b. One of the following courses:  
    PLP 812 Epidemiology of Plant Diseases 3
    PLP 881 Molecular and Biochemical Plant Pathology 3
    PLP 885 Plant Diseases in the Field 2
  c. Two of the following courses:  
    ENT 870 Nematode Management in Crop Systems 3
    PLP 847 Advanced Mycology 4
    PLP 880 Plant Virology 4
    PLP 884 Prokaryotic Diseases of Plants 4
4. Additional requirements such as reading knowledge of a foreign language may be required by the guidance committee.  
5. Pass a written comprehensive examination.  
6. Pass a final oral examination in defense of a dissertation.