Abstract: Studies on the sandy desertification in China has experienced 50 years of hard groping course along with the development and utilization of natural resources in the arid and semiarid regions,having made very important contribution to the national economic construction, environmental protection and China desert science formation and development.During last 5 decades,considerable achievements have been made in desertification study including background of natural and human impacts on the process of desertification,dynamic and biological processes of desertification and its restoration mechanism, monitoring and assessment on desertification,landscape ecology and plant stress physiology,highly efficient utilization and sustainable development of water and land resources and renovating model and technology for combating desertification.The author also discusses the major scientific issue,content and object of future study on the process of desertification and its control in the North China in the paper.