Abstract: Development of information network technology promotes continuous progress of research methods of agricultural economic and management，and improve agricultural industry structure ceaselessly.Traditional management modes have been unable to meet needs of agricultural production，operation and management.Therefore，management modes of agricultural economic should be constantly innovated.Importance of development of agricultural economics and management was analyzed，and three development stages and deficiencies of subject of agricultural economic and management were expounded.Finally，effective strategies to innovate research methods of agricultural economic and management were put forward.