Author(s):

Mahadevi, Sreedevi S Chavan, Gururaj Sunkad, Ashwatanarayana DS and Kisan B

Abstract: A field survey was carried out during kharif 2018-19, to assess the incidence of collar rot in Hyderabad-Karnataka region. In Raichur district, maximum incidence was observed in Kurdi village of Manvi taluk, Masarkal and Kottadoddi village of Deodurga taluk with an incidence of 20.00 per cent, respectively and least incidence was recorded in Chandrabanda village of Raichur taluk (12.00%). In Koppal district maximum disease incidence of 25.00 per cent was recorded in Myadineri village of Yalburga taluk followed by Hyati village of Koppal taluk (22.00 per cent) and lowest incidence was observed in Ganganala village of Kushtagi taluk (11.00%). In Ballari district maximum disease incidence of 22.00 per cent was recorded in Siruguppa local followed by Mudenur village of Siruguppa taluk and lowest incidence was observed in Hagari Bommanahalli (10.00%). In Yadgir district maximum disease incidence of 23.00 per cent was recorded in Gurmitkal village of Yadgir taluk followed by Kolur village of Shahapur taluk (17.83 per cent) and lowest incidence was observed in Darmapura village and Yadgir local of Yadgir taluk (10.00%, respectively).

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