Dept. of Plant Pathology, Punjab Agricultural University, Ludhiana-141004, Punjab. E-mail: ppspannu-pp@pau.edu
National Symposium on Plant Health for Sustainability in the Field and Horticultural Crops held at Citrus Research Station, Dr. Y.S.R. Horticultural University, Tirupati -517502, A.P. (India) on. 18th - 20th November, 2014
