Field based assessment of rice bacterial leaf blight in major rice growing zones of Pakistan
2013
Rafi, A. (The University of Agriculture, Peshawar (Pakistan). Dept. of Plant Pathology) | Hameed, A. (Quaid-i-Azam Univ., Islamabad (Pakistan). Dept. of Microbiology) | Akhtar, M.A. (National Agricultural Research Centre, Islamabad (Pakistan). Crop Disease Research Inst.) | Shah, S.M.A. (The University of Agriculture, Peshawar (Pakistan). Dept. of Plant Pathology) | Junaid, M. (The University of Agriculture, Peshawar (Pakistan). Dept. of Plant Pathology) | Shahid, M. (Agricultural Research Station, Swat (Pakistan)) | Shah, S.F.
All rice growing zones of Pakistan were surveyed during cropping season 2005-2007, for bacterial blight of rice (Oryza sativa L.) caused by Xanthomonas oryzae pv oryzae. Results indicated that in Khyber Pakhtunkhwa (KP) disease incidence ranged between 35-80.2%, whereas severity was between 3.3 and 7.0. In Punjab, Sindh and Balochistan, disease incidence ranged between 36.8-74.6%, 11.67-46.67% and 12-21.67%, respectively. Severity observed was 3-6, 0.67-3.33 and 0.33-1.22, respectively in these areas.
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