"Division of three rights" is a significant innovation of land property right system and vital guarantee to construct agricultural scale, specialization, intensification and standardization. It contributes to achieving the "win-win" goal of food security and grain-growing farmers' income increase. Taking Xiangyin County as an example, carries on the investigation on situation of grain-growing farmer and grain production, from the existing problems and causes of the organization level of industrialization, mode of production management, production cost and comprehensive quality of grain-growing...