PLP 315 Principles of Plant Pathology Credit: Theory 3 + Practical 1.5 Offering Term: Summer, For Third Year students A. Theory Introduction to Principles of Plant Pathology: Some historical and present examples of losses caused by plant diseases, plant diseases and world crop production. Pathogenesis: Parasitism and pathogenicity, the chain of events in disease development; … Continue reading PLP 315 Principles of Plant Pathology