ABHIMANYU and DHARMENDRA KUMAR, AJAY KUMAR*, S.P. PATHAK, JAI P. RAI,. 2016. “Variability Among Isolates of Alternaria Solani Causing Early Blight of Potato in Eastern Uttar Pradesh”. Indian Phytopathology 69 (4s): 124-27. https://epubs.icar.org.in/index.php/IPPJ/article/view/71251.