近年来水稻细菌性褐条病呈上升趋势,本人从防治实践中摸索出一套行之有效的综合防治措施。 1.病症及病原的传播:细菌性褐条病的病原细菌主要在稻种和稻草上越冬,水稻播种出苗后,病菌通过稻株的气孔、伤口侵入为害。该病主要危害叶片,水稻苗期受害,第一叶片即呈现症状,开初在叶片或叶鞘上出现褐色 In recent years, the bacterial brownish brown rice disease is on the rise, and from the prevention and treatment practice, I worked out a set of effective integrated prevention and control measures. 1. The transmission of the disease and the pathogen: The pathogenic bacteria of the bacterial brown streak are mainly overwintering on the rice seeds and the straw. After the rice is sowed and germinated, the germs are damaged by stomata and wound invasion of the rice plants. The disease endanger the leaves, rice seedling victims, the first leaves that show symptoms, the beginning of the leaves or sheath appear brown