B.M. SINGH, R.P. KAUSHAL and. “Pathogenic Variability ID Leaf Spot and Powdery Mildew Pathogens of Legumes”. Indian Phytopathology 46, no. 2 (January 9, 2002): 182–184. Accessed June 25, 2026. https://epubs.icar.org.in/index.php/IPPJ/article/view/21452.