Progression of yellow rust disease and AUDPC in North West India

Abstract

The survey was conducted during Rabi seasons of 2015-16 and 2016-17 at different locations of NW India, at Department of Agricultural Meteorology, CCSHAU, Hisar (Haryana). Yellow rust severity was recorded at 15 days intervals. Disease severity was recorded higher (70%) during Rabi 2015-16 as compared to 2016-17 (60%). In North-West India yellow rust disease was appeared at Yamuna Nagar on 9th January (2nd SMW) followed by Dhaula Kuan 13th January (2nd SMW) during 2015-16 and yellow rust disease appeared at Gurdaspur on 29th December (52nd SMW) followed by Yamuna Nagar on 20th January (3rd SMW) during 2016-17. The value of AUDPC was higher in Gurdaspur (Punjab) followed by Dhaula Kuan (Himachal Pradesh) and minimum value was in Hisar (Haryana)during the 2015-16 and during the 2016-17, AUDPC value was maximum in Jammu (Jammu & Kashmir) followed by Gurdaspur (Punjab) and minimum value was in Hisar (Haryana).