Abstract:Scientific and technological innovation is an important prerequisite for the structural reform of agricultural supply side. This paper first analyzes the connotation and theoretical basis of the structural reform for agricultural supply side, then summarizes the current problems in China's agricultural supply side reform and discusses the main ways to realize the structural reform through scientific and technological innovation: quality improvement and structural adjustment could lead the Industrial integration and develop the appropriate scale of operation,which may fill the short-board in sustainable development of green agriculture. Finally, it puts forward to develop the modern production technology for ecological security and resource conservation, modern equipment technology for large-scale and mechanization, modern processing technology for food security and resource intensive utilization, modern circulation technology based on "Internet +" and modern bio-engineering technology for high production efficiency in the context of the structural reform of the supply side.