PRELIMINARY OBSERVATIONS OF ALGAL GROWTH AND LAKE EUTROPHICATION IN JINGBO LAKE New taxa of Chroococcaceae from Yunnan, China Materials for Chinese Ainsliaea (Compositae) A New species of the Genus Tupistra (Convallariaceae), with Reference to Its Karyotype and Pollen Morphology New Taxa of Anoectochilus Blume (Orchidaceae) from China Taxonomical Revision of Some Species of Lunathyrium Koidzumi in N. E. Asia Phosphorus and sulphur bio-cycling in alpine tundra ecosystem of Changbai Mountains Root biomass and underground C and N storage of primitive Korean pine and broad-leaved climax forest in Changbai Mountains at its different succession stages Tree species diversity of tropical montane rain forest in Xishuangbanna,Yunnan Bacterial flora composition and its dynamics in tidal-flat Sinonovacula constricta aquaculture area Population dynamics of Bactrocera dorsalis (Diptera:Tephritidae) in Xishuangbanna of Southern Yunnan Position of Betula ermanii population ecotone in Changbai Mountains Biomass distribution patterns of Alnus hirsuta and Betula platyphylla-swamp ecotone communities in Changbai Mountains Vegetation biomass distribution characteristics of alpine tundra ecosystem in Changbai Mountains Dynamics of soil nutrient contents in cutting forestlands of broad-leaved Korean pine forest on Changbai Mountains Quantitative methodologies for ecotone determination on north slope of Changbai Mountains Insect species diversity in Korean pine broad-leaved mixed forest in Changbai Mountains Bryophyte biomass in dark coniferous forest of Changbai Mountain Comparison of habitats and seasonally differentiated distribution patterns of fig wasp populations associated with Ficus racemosa in Xishuangbanna Dynamics of forest landscape boundary at Changbai Mountain Succession of Larix olgensis and Betula platyphlla-marsh ecotone communities in Changbai Mountain CO2 emission from paddy soils in Xishuangbanna, Southwest China Analysis of city resource-environment gini coefficient based on ecological capability in Guangdong Province, China: discuss with Yin-bo Zhang Effects of Hg2+,Cr3+ and Pb2+ Stress on the Membrane Peroxidation Content and Activities of Antioxidant Enzymes STUDIES ON THE SPECIES RICHNEES AND COMPOSITION OF TREE-PATHOGENIC MICROFUNGI IN CHANGBAI MOUNTAIN Research on the PCR and Nested-PCR Detection of Citrus HuanglongbingPathogen Obtaining Information of Cotton Population Chlorophyll by Using Machine Vision Technology Mapping of Genes Resistant to Bruchid in Mungbean Using Recombinant Inbred Lines Population Analysis on the Impact of Cascading Hydropower Development on Biodiversity in Mengnai River Watershed The Report of Status of Firewood in Baka, Xishuangbanna Dynamism of Plant Resource Degradation of Different Land Use Stages at Village Level of Xishuangbanna -Case Studies of Daka and BakaVillagees, Xishuangbaima A Phytocoenological Study on Dracontomelon macrocarpum Community in Xishuangbanna A COMPONENT-STRUCTURAL STUDY ON THE POMETIA TOMENTOSA COMMUNITY IN MENGYANG BIOSPHERE RESERVE OF XISHUANGBANNA A STUDY ON THE LIANA ACTION OF RAVINE TROPICAL SEASONAL RAIN FOREST IN XISHUANGBANNA A PRILIMINARY STUDY ON THE DYNAMICS OF POMETIA TOMENTOSA POPULATION IN THE TROPICAL SEASONAL RAIN FOREST OF XISHUANGBANNA A PHYTOSOCIOLOGICAL STUDY ON THE POMETIA TOMENTOSA COMMUNITY IN MENGYANG BIOSPHERE RESERVE OF XISHUANGBANNA A STUDY ON BIOMASS OF THE RAVINE TROPICAL RAIN FOREST IN XISHUANGBANNA Study on the Reconstruction of Disturbance History of Pinus koraiensis Mixed Forest in Changbai Mountain Species Diversity In the Subalpine Spruce-fir Forest Communities on the North Slope of Mt. Changbai NATURAL SECONDARY POPLAR-BIRCH FOREST IN CHANGBAI MOUNTAIN: SPECIES COMPOSITION AND COMMUNITY STRUCTURE BROAD-LEAVED KOREAN PINE (PINUS KORAIENSIS) MIXED FOREST PLOT IN CHANGBAISHAN (CBS) OF CHINA: COMMUNITY COMPOSITION AND STRUCTURE Genetic dissection of maize seedling root system architecture traits using an ultra-high density bin-map and a recombinant inbred line population Huanglongbing: An overview of a complex pathosystem ravaging the world‘s citrus A Preliminary Study on Genetic Variation and Relationships of Pinus yunnanensis and Its Closely Related Species SOIL RESPIRATION IN BROAD-LEAVED AND KOREAN PINE FOREST ECOSYSTEMS, CHANGBAI MOUNTAIN, CHINA LITTERFALL OF TROPICAL RAIN FORESTS AT DIFFERENT ALTITUDES,XISHUANGBANNA, SOUTHWEST CHINA SPECTROSCOPIC CHARACTERISTICS OF SOIL ORGANIC MATTER IN DIFFERENT A STUDY ON PLANT DIVERSITY OF TROPICAL MONTANE RAIN FORESTS IN XISHUANGBANNA, YUNNAN Soil Nutrient Contents and Their Characteristics of Seasonal Changes Under Shorea chinensis Forest in Xishuangbanna Restoration of Tropical Rainforest After Removing Amomum villosum in Xishuangbanna A Preliminary Study on the Net Primary Production of the Secondary Tropical Forest in Xishuangbanna Canonical Correspondence Analysis on Relationship of Woody Plants With Their Environments on the Northern Slope of Changbai Mountain Tree Species Diversity in Abandoned Swidden Fields of Xishuangbanna, SW China Biogeochemical Cycling of Nitrogen at a Tropical Seasonal Rain Forest in Xishuangbanna, Sw China Variations of Soil NH4-N, NO3-N and N Mineralization Under Different Forests in Xishuang-banna, Southwest China Microclimate Edge Effects Within and Between Shorea chinensis Forest Fragments in Xishuangbanna Preliminary study on tree death of Korean pine-deciduous mixed forest of Changbai Mountain Impact of logging on carbon density of broadleaved-Korean pine mixed forests on Changbai Mountains Growth and Mortality of Size-class Model for Spruce-Fir Mixed Forests in Over-cutting Forest Area of Changbai Mountains, Northeast China D iurna l Change of Photosynthetic Character istics and Response to L ightIntensity of P inus kesiya Royle ex Gordon var. langbianensis Study on Seedling Regenera tion of Arbor and Shrub in Logg ing Gaps inPopu lus davidiana-B e tu la pla typhylla Secondary Forests in Changba iMounta in Effects of combined use of controlled-release urea and conventional urea on biological properties of Chrysanthemum morifolium‘Hangbaiju’ Candidatus Liberibacter Species": Without Koch’s Postulates Completed,Can the Bacterium be Considered as the Causal Agent of Citrus Huanglongbing (Yellow Shoot Disease)? Medicinal Plant Resources and Their Diversity in Changbai Mountain National Nature Reserve Study on Regeneration Niche Metrics Based on Ecostate-Ecorole Theory Factors of Flower Inducing and Histological Observation in Dioscorea zingberensis C.H.Wright in vitro Studies on the Forest Vegetation of Xishuangbanna Spatial scaling of net primary productivity based on process model in Changbai Mountain Natural Reserve New Taxa of Mussaenda Linn. from China New Plants of Stigonema from Jilin Discovery of a moss family Schistostegaceae in Changbai Mountain, China Simultaneous determination of six salvia miltiorrhiza gradients in rat plasma and brain by LC-MS/MS Preparation of nasal thermosensible gels of Chinese medicine Xingbi and release behavior in vitro Investigation of Paris genus resources in Xishuangbanna Scale Effects of Tree Diversity in a Tropical Rain Forest in Xishuangbanna A DISCUSSION ON PLANT DIVERSITY OF TROPICAL MONTANE RAIN FORESTS IN XISHUANGBANNA, YUNNAN CALORIC VALUES ALLOCATION OF DOMINANT SPECIES IN FOUR SECONDARY FORESTS AT DIFFERENT AGES IN XISHUANGBANNA, SOUTHWEST CHINA BIOMASS AND ITS ALLOCATION IN TROPICAL SEASONAL RAIN FOREST IN XISHUANGBANNA, SOUTHWEST CHINA SPATIAL AND TEMPORAL DYNAMICS OF CO2 CONCENTRATION AND ITS CAUSES IN XISHUANGBANNA TROPICAL SEASONAL RAIN FOREST, CHINA ECOLOGICAL PROCESS OF LEAF LITTER DECOMPOSITION IN TROPICAL RAINFOREST IN XISHUA NGBANNA, SW CHINA. Ⅲ. ENZYME DYNAMICS