The Feature Analysis of Soil Microbial Distribution in Northeastern China Grassland Ecosystem The Floristic Relationship Between Eastern China and Japan Distribution of phosphobacteria in rhizosphere soils of four crops in Northeast China The Floristic Relationship Between Eastern China and Japan Modeling Growth and Succession of Northeastern China Forests and Its Applications in Global Change Studies Relationship between landscape pattern and soil erosion of an agricultural watershed in the Mollisols region of northeastern China The effect of cell-level uncertainty on spatially explicit landscape model simulation Carbon Storage Measurement of Larch Forest in Northeastern China Stoichiometric characteristics of leaf carbon, nitrogen, and phosphorus of 102 dominant species in forest ecosystems along the North-South Transect of East China. Relationships between chemical compositions of Quercus species seeds and climatic factors in temperate zone of NSTEC STUDY ON THE DEVELOPMENT OF GAMETOPHYTES OF FERNS FROM NORTH- EASTERN CHINA X. WOODISIACEAE The water conservation study of typical forest ecosystems in the forest transect of eastern China Analysis on phytogeographical elements of Quercus mongolica community in northeast China Re-discussion About the Forest Vegetation Zonation in Eastern China Response of leaf morphometric traits of Quercus species to climate in the temperate zone of the North-South Transect of Eastern China Dynamic analysis of land use and land coverage in mid-eastern China during 1988~2000 Morphological study of the leaf structures of Viola in northeastern China and discussions of their taxonomic values (Violaceae) SEASONAL ASPECT STAGES OF PLANT COMMUNITIES AND ITS SPATIAL-TEMPORAL VARIATION IN TEMPERATE EASTERN CHINA Phenological change of main vegetation types along a North-South Transect of Eastern China Soil organic and inorganic carbon contents in relation to soil physicochemical properties in northeastern China Perspective of the Vegetation Zonation of Forest Region in Eastern China Prediction of the effects of climate change on the potential distribution of mire in Northeastern China STUDIES ON THE DEVELOPMENT OF GAMETOPHYTES OF FERNS FROM NORTH-EASTERN CHINA Ⅵ.SINOPTERIDACEAE STUDIES ON THE DEVELOPMENT OF GAMETOPHYTES OF FERNS FROM NORTH EASTERN CHINA Ⅶ.THELYPTERIDACEAE STUDIES ON THE SPORE MORPHOLOGY OF LYCOPOD FROM NORTHEASTERN CHINA Morphological study on the leaf structures of Potentilla in Northeastern China and its taxonomic value (Rosaceae) Male spike strobiles with Gnetum affinity from the Early Cretaceous in western Liaoning, Northeast China