C. D. MAYEE, M.A.P.A. (2002) “RACE IDENTITY OF INDIAN PLASMOPARA HALSTEDll, CAUSE OF DOWNY MILDEW OF SUNFLOWER”, Indian Phytopathology, 43(4), pp. 517–519. Available at: https://epubs.icar.org.in/index.php/IPPJ/article/view/22673 (Accessed: 20 October 2025).