The Plant Pathology Section came into existence as a full-fledged unit in 1929 at the Punjab Agricultural College and Research Institute, Lyallpur. As the Punjab Agricultural University came into being in October 1962,when the Plant Pathology Section was constituted as one of the Department of the College of Agriculture. It was under the charge of Late Pandit Chetan Sarup Paracer. During 1964-65, the section of Botany was merged into the Department of Plant Pathology, with the appointment of Dr Suryanaryan at the Hisar Campus to head it. Present set up of the Department of Plant Pathology came into existence during 1972.