Assessment of ecosystem health - concept framework and indicator selection Several research hotspots in river ecology Concept and classification of coarse woody debris in forest ecosystems Research progress on the oral solid rapidly disintegrating dosage form Progress and conceptual framework of regional water security pattern construction The concept and application of centroids in the spatial analysis of regional ecosystems Evaluation index system on ecological effect of national large-scale coal-fired power base based on the dpsir conceptual model Paraphyletic group, PhyloCode and phylogenetic species—the current debate and a preliminary commentary Vulnerability assessment of eco-environment in Yimeng mountainous area of Shandong Province based on SRP conceptual model. Biological evolution and specialization Construction of conceptual model of data management for nutrient cycling research Concepts and techniques of landscape genetics Some key Issues about scientific research on traditional Chinese medicine METHODOLOGY OF MODERN PLANT NUTRITION SCIENCE A conceptual framework and the ecological basis for ecosystem management Recognition on regional ecological security definition and assessment system THE THEORETICAL PROBLEMS ON Evaluation and optimization of woodland ecological patterns for Qingdao based on the agent-based model A conception of ecological land use and its function classification in arid area in Northwest China On the Current Research Status, Problems and Future Framework of Ecological and Environmental Water Use PRELIMINARY DISCUSSION ON THE CONCEPT, CONNOTATION AND CHARACTERISTICS OF SUSTAINABLE FOREST MANAGEMENT The Species Problem in Medicinal Plant Studies Theoretical considerations on ecological civilization development and assessment The theory research on tourism landscape ecosystem The median means of species concepts and species delimitation Overview of traditional Chinese medicine quality evaluation method based on overall research Analysis of Concepts and Categories of Plant Phenome and Phenomics Advances and prospects in plant symmetric and asymmetric competition Disease Resistance in Maize and the Role of Molecular Breeding in Defending Against Global Threat Some key points of restoration ecology The origin of the term "ecological environment (eco-environment)" in Chinese and its connotation Progress on ecological security evaluation of cultivated land Urban Forestry:An Overview and Trends Abnormal Litterfall and Its Ecological Significance An approach to agricultural eco-engineering Landscape ecology——the developement of a holistic concept Scale issues in ecology: concepts of scale and scale analysis VERTICAL DISTRIBUTION OF CHAETOGNATHS IN THE EAST CHINA SEA IN SUMMER OF 1978 Comparison of the Grassland-ecological Conceptions of Herdsmen among Three Banners in Alxa League,Inner Mongolia Autonomous Region