In Plant pathology Unit III includes Introductory virology, MLO, stages of disease development, defense mechanism in host and role of environmental factors in disease development.
Introductory virology includes History of virology, Nomenclature and classification of plant viruses, ultrastructure of TMV, TYMV and Bacteriophage. Chemistry of plant viruses, isolation and purification of plant viruses. Economic importance of viruses
- Teacher: kalyani pawar Botany