S. SINGH, “Effect of sowing dates and fungicidal spray on Alternaria blight and yield of sunflower”, Indian Phytopath., vol. 55, no. 1, pp. 104–106, Jan. 2012, Accessed: Oct. 19, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IPPJ/article/view/18641