The concept and calculation method for comprehensive vegetation coverage of grasslands

Comprehensive vegetation coverage of grasslands (CVCG, referred to as G) is an important ecological indicator reflecting the ecological status of a grassland. It is also an assessment index for China’s ecological civilization construction. In order to better apply CVCG to the practice of China’s ecological civilization construction, this paper expounds the concept and connotations of CVGG, introduces the method to calculate CVCG in detail, and raises precautions and suggestions for improving calculation accuracy.