水稻白叶枯病是我国水稻生产上的主要病害之一。近年来,病区逐年扩大,危害逐年严重。四川省温江地区,1969年只有彭县、什邡县个别社队发现此病。1971年则蔓延到11个县,94个公社,639个大队,发病面积达21.5万亩。水稻白叶枯病是一种细菌性病害。在合适 Rice bacterial leaf blight is one of the main diseases in rice production in China. In recent years, the ward has been expanding year by year, the harm is serious year by year. Wenjiang in Sichuan Province, Peng only in 1969, Shifang individual communes and teams found the disease. 1971 spread to 11 counties, 94 communes, 639 brigade, the incidence of 215,000 acres. Bacterial leaf blight is a bacterial disease. In the right place