Models of agricultural land use in rock desertification mountainous area——ln the case of Kongguan river basin in Panxian county;

Basic characters of soil seed bank and measures of vegetation restoration in rock desertification area in southwest of Guangxi;

Mine rocky desertification,put forward firstly by professor Song Jianb of Guizhou University,is another type of rocky desertification which is coexisting with karst rocky desertification,is a gradually-exposing process and result of rock similar to desert scenes on earth's surface owing to the discharge of mine wastes(waste residue,waste liquid and waste gas).

Analysis on the deteriorated mountains region of the southern calcareous stone region and its principle of the ecology;

Research on symbiotic relationship between different legume forages and economic young trees in Karst region;

Based on field investigation,the author takes jiawen village as a case to analyze the present situation of environmental health in rocky rural areas of Southwest China,and concludes that the rough natural surroundings,poverty and villager's indifferent sanitary awareness are the main factors which influence the rural environmental health.