玉米纹枯病及防治伍佐君（四川省岳池县植保站６３８３５０）玉米纹枯病俗称“花脚杆”，是我区玉米的主要病害之一。并有逐年加重危害的趋势。据调查，受害植株一般臧产１０～２０％，严重的减产５０％以上，甚至无收。玉米在苗期至成熟期均可受害，但以抽雄期发生最为迅... Corn sheath blight and its prevention and control Wu Zuojun (Plant Protection Station, Yuechi County, Sichuan Province 638350) Corn blight commonly known as “flower-foot” is one of the main diseases of maize in our district. And there is a tendency to increase the harm year after year. According to the survey, the affected plants are generally 10 to 20% of Zang, a serious reduction of more than 50%, or even no income. Corn in the seedling to mature stage can be victimized, but the most frequent occurrence of tasselling period ...