Geoindicator system of karst rocky desertification

This paper studies the concept and characteristics of the geoindicators of the karst rocky desertification. The geoindicators are chosen from the influence factors of the natural environments and human activities causing karst rocky desertification. According to the framework of Cause-State-Result, the authors have set up the system of rocky desertification geoindicators and discussed the research contents of rocky desertification geoindicators, which include significance of research on each rocky desertification geoindicator, human or natural causes of geoindicator change, spatial scale of monitoring, methods of measurement and frequency of measurement．