The content of this course is to guide students to familiarize and understand the operation and maintenance of various agricultural machinery and work safety. The content includes two parts: agricultural power machines and agricultural work tools. Agricultural Power mainly introduces the operation and maintenance of engines (engines), including single-cylinder and multi-cylinder gasoline engines, diesel engines and electric motors. Agricultural work tools are introduced: seedling cultivation, soil preparation, seeding, transplantation, cultivating management, irrigation, pest control, fertilization, harvesting and other machinery, as well as the transportation and processing machinery after harvest of agricultural products, the use and operation of environmental control facilities for crop cultivation, and The application of other construction machinery in agriculture. It is safe to work with.