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2010年泰顺等山区80个乡(镇)的单季稻(晚稻)发生严重的稻瘟病,发病面积近6 193.33 hm2,有333.33 hm2因穗瘟而绝收,是温州市20多年来稻瘟病发生最严重的一年。笔者分析了导致2010年山区单季稻(晚稻)稻瘟病大发生的原因:一是种植感病品种多;二是气候条件有利于稻瘟病的发生;三是农民防治不到位。提出了选育种植抗性品种、加强预测预报、做好技术培训、把好用药关,做到有效防治的防控策略。
In 2010, the single crop rice (late rice) in 80 townships (towns) of Taishun and other mountain regions experienced serious blast, with an area of nearly 6 193.33 hm2, with 333.33 hm2 as the result of head blast and no harvest, which was the most serious case of rice blast in Wenzhou for more than 20 years Year The author analyzes the causes of rice blast in mountainous single season rice (late rice) in 2010: first, planting more susceptible varieties; secondly, the climatic conditions are conducive to the occurrence of rice blast; third, farmers’ control is not in place. Proposed breeding breeding resistant varieties, to enhance forecasting, good technical training, good medicine off, so that effective prevention and control strategies.