As an important course in agronomy,ecology and other fields,Biological Control of Plant Pests bears the multiple missions of training professionals,inheriting scientific knowledge and serving social development.Building a good case base not only means that students can master the professional knowledge of plant pest biological control,but also means that students can deeply understand the grand topics such as ecological balance and biodiversity,and establish the values of respecting nature and protecting ecology.In order to improve the teaching level of the course of Biological Control of Plant Pests in China,this paper puts forward the significance of the construction of the case base of the course of Biological Control of Plant Pests,improves the teaching system of the course of Biological Control of Plant Pests,and integrates the existing achievements at home and abroad.Promote technological innovation and development.In order to realize the high-quality construction and application of the course system,the construction of provincial case courses of plant diseases and insect pests prevention and control in landscape plant protection specialty,including platform,high-quality teachers and high-quality teaching facilities and carriers.The results show that the plan will improve the teaching effect of pest control skills,further enhance the daily work efficiency of teachers,promote the innovation and development of garden plant pest control technology,carry on the promotion and application in the whole country,and promote the popularization of plant pest control knowledge and technical progress of garden plant protection specialty.