The system of landscape ecology consists of the input-, central- and output research subsystems with particular elements. These elements communicate among them mutual flow of landscape-ecological informations about basic and applied landscape-ecological research on empirical, methodical, theoretical, applied and educational level. The analysis of the system of landscape ecology show that the landscape ecologist is its most important activ element. He regulates object, approach and goal of andscape ecological research as passive elements in this system. It should also be noted that the system of landscape ecology more consistent and innerly the more is dynamic stability of landscpe ecology. They are listed causes of contemporary communication and managerial problems of the landscape-ecological research subject too.