The current status of ecosystem health and its assessment QUANTITATIVE ASSESSMENT OF THE VULNERABILITY OF TERRESTRIAL ECOSYSTEMS OF CHINA TO CLIMATE CHANGE BASED ON POTENTIAL VEGETATION PRIORITY ASSESSMENT FOR THE CONSERVATION OF ENDANGERED MEDICINAL PLANTS IN JIANGXI PROVINCE Quantative assesment index system and method for ecotourism resources: a study case of Jiangsu coastal ecotourism resource evaluation Exploring Assessment Method of Chinese Rice Backbone Parents A quantitative method for assessing lake ecosystem health Health diagnoses of eco-economy system in Zhifanggou small watershed on typical erosion environment A methodological researches on quantitative assessment for the dynamic trends of landscape structure in regional ecosystems Quantitative assessment of stress of economic development to environment using ecological stress index Preliminary study on types and quantitative assessment of Karst rocky desertification in Guizhou Province, China