Impact of Stripe Rust on Yield Loss of Wheat and Its Status In Haryana, India
نویسندگان
چکیده
Stripe rust caused by Puccinia striiformis f. sp. tritici (Pst) is a major constraint in all wheat-growing countries. Surveys conducted during 2015-19 Haryana, maximum stripe severity recorded Yamuna Nagar (28.57%) followed Ambala (23.33%) and least observed Fatehabad (5%).Two commonly prevalent pathotypes 46S119 110S119 were 4 crop seasons 238S119 occurrence two seasons. Infection range was 0-80S varieties HD2967, Shri Ram152, Ram171, Ram3132, Barbett, WH147 HD2851. Maximum terminal disease contracted WH 147 (100%), HD2967 (100%) PBW 343(96.66 %) seedling stage appearance tillering on milk development. symptoms produced 14 days after artificial inoculation with urediniospores (106/ml) of tritici. avoidable yield loss obtained (73.14%) (68.35%), PBW343 (60.08%) WH1105 (20.26%) stage. Minimum at development There significant correlation (0.90) between the coefficient determinant, R2= 0.80. Bangladesh J. Bot. 51(4): 647-653, 2022 (December)
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ژورنال
عنوان ژورنال: Bangladesh Journal of Botany
سال: 2022
ISSN: ['0253-5416', '2079-9926']
DOI: https://doi.org/10.3329/bjb.v51i4.63481