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Vol. 11, Special Issue 11 (2022)

Survey on the disease incidence and index of sheath rot of rice in hilly and coastal zones of Karnataka

Author(s):
Meghana Suresh Nayak, Hosagoudar GN, Ganesha Naik R, Gangadhar Naik B, Dushyantha Kumar BM and Thippeshappa GN
Abstract:
Roving survey conducted during Kharif 2020-2021 revealed that the percent disease incidence ranged from 12.35 to 29.65 percent whereas percent disease index ranged from 9.45 to 27.65 percent. The highest percent disease incidence (29.65%) and index (27.65%) was noticed at AHRS, Ponnmapet in Kodagu district whereas least percent disease incidence (12.35%) and index (9.45%) of the disease was recorded at Sidlipura village in Shivamogga district. The average highest disease incidence and index of 23.84 and 26.21 percent, respectively was recorded in Kodagu district. The lowest disease incidence and index of 18.30 and 15.70 percent, respectively was recorded in Shivamogga district. During Kharif 2021-22 percent disease incidence ranged from 14.56 to 32.85 percent whereas, percent disease index ranged from 12.54 to 30.25 percent. The highest percent disease incidence and index (32.85 and 30.25%, respectively) of sheath rot was noticed in fields of AHRS, Ponnampet in Kodagu whereas least percent incidence and index (13.54 and 11.25%, respectively) was recorded in Agasavalli village of Shivamogga district. The mean maximum percent disease incidence (28.43%) and index (26.15%) was noticed in Kodagu district, whereas mean minimum percent disease incidence (19.63%) and index (17.90%) was observed in Shivamogga district.
Pages: 16-23  |  303 Views  93 Downloads
How to cite this article:
Meghana Suresh Nayak, Hosagoudar GN, Ganesha Naik R, Gangadhar Naik B, Dushyantha Kumar BM and Thippeshappa GN. Survey on the disease incidence and index of sheath rot of rice in hilly and coastal zones of Karnataka. The Pharma Innovation Journal. 2022; 11(11S): 16-23.

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