Study on Soil Animals Community of Pinus koraiensis Broad-Leaved Mixed Forest in Xiaoxing’an Mountain Effect of Fire Disturbance on Nutrient Content and Soil Microbial Biomass of Two Forest Types Biomass carbon density and carbon sequestration capacity in seven typical forest types of the Xiaoxing’an Mountains, China Reconstruction of disturbance history of a typical broad-leaved Pinus koraiensis forest and mechanisms of disturbance occurrence Species composition and main populations spatial distribution pattern in Korean pine broadleaved forest in Xiaoxing’an Mountains of Northeast China. Effects of relative abundance of Quercus mongolica acorns on five tree species seed dispersal in Xiaoxing’an Mountains, Northeast China. Effects of forest gap size and within-gap position on the microclimate in Pinuskoraiensisdominated broadleaved mixed forest. Character of Coarse Woody Debris in a Mixed Broad-Leaved Korean Pine Forest in Xiaoxing’an Mountains, China Seasonality and Spatial Pattern of Leaf Area Index of a Spruce-Fir Forest at the Valley in Xiaoxing’an Mountains Seasonal Variation of Emission Fluxes of CO2,N2O and CH4 from Larix gemlinii Swamps Soils in Xiaoxing’An Mountains of China Effects of forest gap on tree species regeneration and diversity of mixed broadleaved Korean pine forest in Xiaoxing’an Mountains. Short-term effects of fire disturbance on greanhouse gases emission from Betula platyphylla- forested wetland in Xiaoxing’an Mountains, Northeast China. Effect of Fire Disturbances on Short-term Soil Respiration and Its Components of Larix gmelinii and Betula platyphylla Forests in Xiaoxing’an Mountains