Abstract: Landscape geography came from a geographical clique of German and Russia.It has a long history.After acentury’s development, fully absorbing the important thoughts of ecology, system science and anthropology,gradually getting rid of the 3tale and bringing forth the fresh, it has formed the new generation landscape sciencewhich is delegated by landscape ecology until the 1980’ s.Lnadscape ecology merges the study of relationship between structure and function, and human function process in geography, forms the theory frame which focuseson the concepts of pattern and process in different scale and the human-dominated landscape evolution, etc.Itemphasizes practical applied field, such as landscape planning and management.Landscape architecture embodiesthe cross of landscape science and engineering, combines the creature and engineer steps, construct human-habitat environment which can fully reveal multiple value of landscape.The paper discusses the formation and development of modern landscape science systematically, introduces the core concepts of landscape ecology at the pointof scientific research epistemology.