Abstract: Maize is an important grain and oil crop in Yanshi Town of Juancheng County, as well as an important cash crop for local farmers, it is particularly important to ensure the safety of maizen production. In maize planting, cultivation management and pest control are two important tasks. Strengthening maize cultivation technology management and scientific prevention and control of maize pests and diseases are important measures to achieve high yield, stable yield, increase income and increase efficiency. Taking Yanshi Town as an example, on the basis of introducing the key points of maize cultivation technology, the prevention and control measures of maize main diseases and insect pests were discussed.