Farmland ecological breeding project is a farmland platform based on three - dimensional production of crops, aquatic products and poultry. Firstly.the framework and connotation of farmland ecological engineering are expounded,the background and opportunities. functions and advantages of farmland ecological breeding engineering are analyzed, the types .formation and development of farmland ecological breeding engineering are introduced .the theory of farmland ecological breeding engineering is analyzed, and the methods and techniques .agronomy and technology of ecological engineering construct...