近年由于有的群众稻种自由串换,检疫不严,或播前没坚持消毒处理,一些种传病害如:稻恶苗病、稻粒黑粉病、稻干尖线虫病、稻细菌性条斑病等,有回升趋势。对种传病害的防治,在播前进行稻种消毒处理十分关键。稻种在消毒处理前,一般要先晒1至3天,可促种子发芽,又可促病菌萌动,以利杀菌,一举两得,后用风、筛、簸、泥水、盐水选种,除去秕谷 In recent years, due to some people’s free exchange of rice seeds, quarantine is not strict, or did not insist on disinfection before sowing, some kinds of diseases such as: rice stump disease, rice powdery mildew, rice dry tip nematode disease, rice bacterial streak Disease, etc., there is a rising trend. Preventing and controlling diseases and sowing diseases, it is very important to disinfect rice seeds before sowing. Rice species in the disinfection before the general first to 1 to 3 days of sun, can promote seed germination, but also germination of germs, to facilitate sterilization, kill two birds with one stone, wind, sieve, thrashing, muddy water, salt water,