Survey on the Disease Incidence of Alternaria Blight of Mustard in Eastern and Central Parts of Uttar Pradesh

Abstract

A survey was conducted to assess the prevalence and Incidence of Alternaria blight in rape seed mustard during the Rabi seasons of 2021–2022 and 2022–2023. The survey was conducted in seven Eastern and central Uttar Pradesh districts, namely Ayodhya, Barabanki, Gonda, Jaunpur, Kanpur, Lucknow, and Varanasi. The five villages were selected randomly in each district. The district Lucknow has recorded the highest average Percent Disease Incidence (58.95%) followed by Kanpur (54.56%) and Varanasi (58.89%). The minimum Percent Disease Incidence was recorded in Ayodhya (40.23%) in the year 2021–22. In the year 2022–23 The Kanpur district recorded the maximum percent disease incidence (58.82%) followed by Lucknow (57.23%), and Jaunpur (53.00%). The minimum percent disease incidence was recorded at Ayodhya district (46.69).