1959 - Creation of Extension section of Agricultural College and Research Institute, Coimbatore
1962 - Recognition of Agricultural Extension as a subject for B.Sc. (Ag.) degree
1968 - Creation of Post-Graduate section with M.Sc. (Ag.) degree programme
1971 - Formation of Department of Agricultural Extension with the merger under TNAU administration
1978 - Introduction of Ph.D programme in Agricultural Extension
1979 - Renamed as Department of Agrl. Extension and Rural Sociology with the merger of the Department of Rural
Sociology and became a unit of CARDS
The primary mandate of the department is to develop manpower in the field of Agricultural Extension and encourage professionalism in extension service.
Wide variety of research and learning resources are available such as audio-visual laboratory, department and university libraries, computer and internet facilities.