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蒲江县大兴公社近两年来稻瘟病发生严重,一九七一年发生叶瘟8500亩,出穗后发生颈瘟,损失稻谷190万斤。1972年我院在蒲江设专业基点协助当地开展综合防治。为作到以防为主,早防早治,我们与县农业局、科研小组一道开展群众性预测预报,观察病害发生规律,对病害的初次传染来源,病稻草的越冬和春后萌发情况,与田间发病的关系,进行了观察。
Pujiang County Daxing Commune in the past two years, rice blast serious, leaf blast occurred in 8500 acres in 1981, after a panicle blast out after the loss of 1.9 million kilograms of rice. In 1972, our college set up a professional base in Pujiang to help localities carry out comprehensive prevention and treatment. In order to achieve prevention first and early prevention and early treatment, together with the County Bureau of Agriculture and scientific research groups, we conducted mass forecasting and forecasting, observing the law of disease occurrence, the primary source of disease transmission, the overwintering and post-spring germination of diseased straw, And the incidence of the field was observed.