On basis of delegate's speeches and discussions at symposium for Erosion Emvironment Regulation and Control and Agriculture sustained development on loess plateau,it is summarized that A certain number of arguments of soil erosion and dryland farming research，included erosion environment connotation and its research subjects of macroscopic and microscopic regulation and control;soil and water conservation validity for reducing sediment of Yellow River:analysing on natural erosion and man-made accelerated erosion :relationship preventing for soil erosion and increasing productivity of dryland farming;dryland farming under market economy and analysing on vegation restoration and construction probability.