玉米矮花叶病又称玉米花叶条纹病、黄绿条纹病等,是我国北方玉米的一种主要病害,除为害玉米外,还可为害高粱、谷子等作物及禾本科杂草。此病在玉米幼苗至抽雄前均可感病,主要以蚜虫传毒造成。最初在心叶基部出现椭圆形褪绿小点,以后逐渐发展成条点花叶至叶片褪绿斑驳,重病 Maize dwarf mosaic disease, also known as corn streak stripe disease, yellow-green stripe disease, is a major disease of maize in northern China, in addition to maize damage, but also harmful to sorghum, millet and other crops and grass weeds. The disease can be susceptible to maize seedlings before tasseling, mainly caused by aphids poisoning. Initially at the base of the heart leaves oval chlorotic spots, and later gradually developed into a point of mosaic leaf green leaves mottled mottled, seriously ill