Vol. 11, Special Issue 9 (2022)

Author(s):
Shivam Maurya, Mahabeer Singh, Sunil Kumar, Lalita Lakhran and Naresh Kumar

Abstract:
Field survey was done during kharif 2019 in major sesame growing districts of Rajasthan viz., Pali, Sawai Madhopur, Jodhpur, Karauli, Bikaner, Ajmer and Jaipur, covering six agro climatic zones of the Rajasthan state, respectively. Survey was conducted in four villages from two Tehsil of each districts. During the survey small debate held with farmers concerned related to disease occurrence and severity. The results of the survey indicated that disease intensity of Alternaria blight of sesame was ranged from 12.90 percent to 44.09 percent in all surveyed field of various districts of Rajasthan. With 44.09 percent, Jaipur district had the highest mean disease intensity, followed by Karauli (34.02%), Swai Madhopur (33.99%), Pali (30.21%), Jodhpur (22.96%), and Ajmer (22.89%). The district of Bikaner had the lowest percentage of disease intensity, at 12.90 percent. Chomu tehsil in Jaipur district had the highest mean percent disease intensity of 44.58 percent, followed by Phulera tehsil with 43.60 percent. Bikaner tehsil in Bikaner district had the lowest mean percent disease intensity, with 12.35 percent, followed by Sri Durgapura tehsil with 13.45 percent.