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玉米青枯病又称玉米茎基腐病,近几年在我省发生有加重趋势,已成为阻碍我省玉米生产发展的严重问题,为此,我们对该病在我省的发生进行了初步调查研究。一、病害的发生、分布和危害 1986～1990年于玉米乳熟后期对我省部分市、县、农场的生产田及试验田进行了大量调查,结果表明,几乎所有的调查地块都有该病发生,一般发生率在10～20%,个别严重地块在60%左右。据介绍,绥化地区的
Corn bacterial wilt, also known as corn stem rot, in recent years there is a trend of aggravating in our province has become a hurdle in the development of corn production in our province a serious problem, therefore, we have the disease in our province occurred a preliminary Research. I. Occurrence, Distribution and Harm of Diseases A large number of surveys on production fields and experimental fields in some cities, counties and farms of our province during the late milky stage of corn from 1986 to 1990 showed that the disease was found in almost all survey plots Occurred, the general incidence of 10 to 20%, in some serious blocks in about 60%. According to reports, Suihua area