Characteristics of Soil Particle Size Distribution in Different Land-Use Types of Oasis Rim Response of Soil Bacteria Community to Leaf Litter Decomposition of Larch (Larix olgensis×Larix kaempferi) Plantation with Different Forest Densities Geochemical distribution of some elements in soils of Liaohe River plain Relationships between terrestrial bryophytes and eco-environmental factors in Baihua Mountain National Nature Reserve in Beijing Floristic Diversity of Major Forest Communities in Zengcheng City,Guangdong Province Climatic Control on Forests and Tree Species Distribution in the Forest Region of Northeast China Variation of Soil Nutrition in a Fagus engleriana Seem.-Cyclobalanopsis oxyodon Oerst. Community Over a Small Scale in the Shennongjia Area, China A characterization of rice multiple-pest injuries and quantification of yield losses Structure and dynamics of phytoplankton community based CCA analysis in a pumped storage reservoir Characterization of patterns of rice cropping practices and multiple pest injury profiles and relation with yield levels Feature of phytoplankton assemblages in Yangtze River estuary and its relationship with environmental factors in summer 2005