Abstract: Forest interface ecology is suggested as a frontier subject of ecology and forest interface as the main object of the study.Aseries of questions were disscussed in detail, such as interface structure and function, interface classification and space frame, the dynamics mechanism of interface physio-ecological processes, etc..The theoretic system of forest interface ecology, its research contents and methods, and its status and significance in the study of applied ecology were put forward and set forth.

Key words: Forest interface ecology, Forest interface, Aerodynamics, Informational entropy theory, Ecological field theory