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 Analysis on phytogeographical elements of Quercus mongolica community in northeast China Morphological study of the leaf structures of Viola in northeastern China and discussions of their taxonomic values (Violaceae) Modeling Growth and Succession of Northeastern China Forests and Its Applications in Global Change Studies Prediction of the effects of climate change on the potential distribution of mire in Northeastern China The Feature Analysis of Soil Microbial Distribution in Northeastern China Grassland Ecosystem Carbon Storage Measurement of Larch Forest in Northeastern China STUDIES ON THE SPORE MORPHOLOGY OF LYCOPOD FROM NORTHEASTERN CHINA Distribution of phosphobacteria in rhizosphere soils of four crops in Northeast China Morphological study on the leaf structures of Potentilla in Northeastern China and its taxonomic value (Rosaceae) Soil organic and inorganic carbon contents in relation to soil physicochemical properties in northeastern China Male spike strobiles with Gnetum affinity from the Early Cretaceous in western Liaoning, Northeast China STUDY ON THE DEVELOPMENT OF GAMETOPHYTES OF FERNS FROM NORTH- EASTERN CHINA X. WOODISIACEAE