Characteristics of rock desertification and ecological restoration measures on historical abandoned mines in Honghe Hani and Yi Autonomous Prefecture

In this paper, based on the national verification data of the abandoned mines and the monitoring data of the third rocky desertification in Yunnan province(December 2021). Taking the county and city as the unit, by means of data collection, departmental discussion, survey on the will of the masses and field investigation, this paper analyzes the characteristics of rocky desertification of the historical abandoned mines in the study area, and according to the ecological background conditions and the degree of rocky desertification, puts forward some corresponding countermeasures and suggestions for ecological restoration, for reference.