Effects of fire disturbance on greanhouse gas emission from Larix gmelinii-Carex schmidtii forested wetlands in XiaoXing‘an Mountains, Northeast China Spatial and Temporal Patterns of Fine Root Biomass in Four Forest Types in Xiaoxing‘an Mountains Effects of fire disturbance on litter mass and soil carbon storage of Betula platyphylla and Larix gmelinii-Carex schmidtii swamps in the Xiaoxing‘an Mountains of Northeast China Estimation of leaf area index of secondary Betula platyphylla forest in Xiaoxing‘an Mountains Using litter collection and tree data to model leaf area index in the mixed broadleaved-Korean pine forest in the Xiaoxing‘an Mountains, China Simulation of rainfall interception process of primary korean pine forest in Xiaoxing‘an Mountains by using the modified Gash model