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Risk assessment for clinical external application of calomel Concentrations and distributions of selenium and heavy metals in Hainan paddy soil and assessment of ecological security Research progress in ecological risk assessment of mining area Socio-economic impacts of under-film drip irrigation technology and sustainable assessment: a case in the Manas River Basin, Xinjiang, China The drought risk zoning of winter wheat in North China A methodological researches on quantitative assessment for the dynamic trends of landscape structure in regional ecosystems Time series of ecological footprint in China between 1962～2001: Calculation and assessment of development sustainability Identification of critical source areas: an efficient way for agricultural non-point source pollution control Agroecosystem health assessment in western China Ecological risk assessment of land use in the area along Changjiang River: a case study of Nanjing,China Comprehensive assessment of environmental quality of the district of ecological tourism in Nankun Mountain Review of ecological risk assessment methods The regional ecological risk assessment of Hohhot City Regional ecosystem health assessment based on land use pattern: a case of study of Zhoushan Island Spatial assessment and zoning regulations of ecological importance based on GIS for rural habitation in Changgang Town, Xinguo county Preparation and quality assessment of glycyrrhetinic acid-chitosan nanoparticles Research progress in chemical constituents of Chrysanthemum indicum and their quality assessment Quantitative analysis of multi-assessment by single marker on four triterpenoid saponins in Akebiae Fructus Study on self-microemulsifying drug delivery system of total glycosides in Paeoniae Radix Rubra Quality assessment of 25 Chinese dry red wines by HPLC