稻瘟病、稻细菌性条斑病、稻曲病、稻恶苗病、稻白味枯病等病害的初次侵染来源是水稻种子带菌。为此,在催芽前将附着在种子上的病菌杀死,是一种行之有效的防治方法。目前推广使用的消毒药剂及其方法如下:1、使百克消毒用25％使百克乳油2500倍液浸泡谷种消毒24～48小时,浸后捞起,不用清水冲洗、可直接进行催芽播种2、强氯精消毒 The primary source of infection of rice blast, rice bacterial leaf streak, false smut, rice stubble disease, rice white blight and other diseases is rice seed carrying. To this end, before the germination will be attached to the seeds of the bacteria kill, is an effective control methods. The current promotion of the use of disinfectants and their methods are as follows: 1, so that 100% disinfection with 100 grams of 100 grams of EC soaked Valley seed disinfection of 24-48 hours, picked up after immersion, do not rinse, can be directly sowing 2, strong chlorine disinfection