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小麦丛矮病是近几年新发展的一种危险性病害.我区1980年冬和1981年春发病面积突然扩大,为害加重,给小麦生产带来很大?失,己成为广大干部群众十分关心的问题.当前,认识发病规律,采取有效措施,消灭为害,是小麦生产上的一项迫切任务.发生和危害全区九个县已有七个县(沈丘、淮阳、太康、商水、西华、扶沟、鹿邑)发生小麦丛矮病,发病面积达3万余亩.轻者减产20%左右,重者减产80%以上,个别地块颗粒无
Wheat clump dwarf disease is a new development in recent years, a dangerous disease in our area in 1980 winter and 1981 spring disease area suddenly expanded, increasing harm to wheat production has brought great loss, has become the majority of cadres and the masses are very concerned At present, it is an urgent task for wheat production to recognize the law of onset and take effective measures to eliminate the harm.It has occurred and endangered the seven counties in nine counties (Shenqiu, Huaiyang, Taikang, Shang Water, Xihua, Fugou, Luyi) occurred wheat dwarf disease, the incidence of up to 30000 acres.Light output reduction of about 20%, the heavy reduction of more than 80% of the individual mass of particles