Survey of Sclerotinia blight of Mustard in Northern Madhya Pradesh

Present investigation was carried out at six villages from each district were randomly selected and from each village five fields were randomly selected. Survey was conducted in area of Gwalior, Bhind and Morena districts. Systemic survey was carried out in the month of January and February (2014–15) among eighteen locations from Gwalior, Bhind and Morena districts (six locations from each district) were randomly selected in Gird zone to assess the incidence of stem rot. Findings reveal that incidence of Sclerotinia rots in Morena, Bhind and Gwalior districts were 14.21, 5.03 and 2.25%, respectively. Per cent incidence of Sclerotinia rot was recorded in northern Madhya Pradesh. Disease incidence was higher in Morena district and it varies from 18.72% to 9.36% and maximum incidence was recorded in Dimni (18.72%) followed by Jeegni (17.68%), Morena (15.60%), and Ambah (13.52%). One location of Bhind viz, Mihona was diseased free, while its maximum incidence (11.44%) was recorded in Gauhad and Mehgoan 7.28%, followed by Bhind (6.24%) in Raun (3.12%). Maharajpura and Badagoan locations of Gwalior district are diseased free while its maximum incidence was recorded in Mohanpur (5.20%) followed by Jalalpura (3.12%). Hotspot recognized in survey for maximum disease incidence, can use as screening locations for germplasms and the disease free areas like Mihona, Maharajpura and Badagoan could be use for seed production.