冬种甜玉米的虫害主要有地老虎、台湾螟、玉米蚜和大螟,病害主要有大斑病、小斑病和纹枯病,具体防治方法如下:地老虎是冬种甜玉米苗期害虫,主要有大地老虎,小地老虎、黄地老虎。此类害虫为害甜玉米小叶或嫩叶,甚至咬断幼苗基部幼茎,造成缺苗断垄,严重影响全苗。防治措施:一是人工捕捉。于清晨在甜玉米断苗的周围或沿着残留在洞口的被害株,将土扒开捕捉 Winter pests of sweet corn are mainly tiger, Taiwan borer, corn aphid and Sesamia inferens, the main diseases are big spot disease, leaf spot and sheath blight, the specific control methods are as follows: Land tiger is the winter sweet corn seedling pests , There are mainly earth tiger, small tiger, yellow tiger. Such pest damage of sweet corn leaflets or young leaves, and even snapped off the young stems at the base of seedlings, resulting in lack of seedlings broken ridge, seriously affecting the whole plant. Control measures: First, manual capture. In the early morning sweet corn seedlings around or along the remaining in the hole of the victim, will be clawed to capture the soil