Preliminary Discussion on the Destruction and Restoration of Primary Korean Pine Forest in Maoershan Experimental Forest Farm of Northeast Forestry University COMPARISONS OF HEMIPTEROUS IN THE PRIMARY, SECONDARY AND ARTIFICAL FORESTS OF XISHUANGBANNA Litter decomposition and nutrient release in typical secondary and primary forests in karst region, Northwest of Guangxi C, N and P stoichiometry of two dominant seedlings and their responses to nitrogen additions in the montane moist evergreen broad-leaved forest in Ailao Mountains, Yunnan Changes in Soil Organic Carbon and Nitrogen Stocks in Pinus kesiya var. langbiannesis Plantation Species Diversity and Tree-Liana Relationship in the Tropical Montane Primary Forest and Post Logged Forest of Bawangling, Hainan Island, China Stoichiometric characteristics of live fresh leaves and leaf litter from typical plant communities in a karst region of northwestern Guangxi, China Canopy interception and throughfall in a primary Picea likiangensis var. linzhiensis forest of Tibet Characteristics of nutrient elements with water transport in the primary forest in a Karst area of Guizhou Province Liana-host tree associations in the tropical montane primary forest and post- harvest forest of Bawangling, Hainan Island, China Profile distribution of soil aggregates organic carbon in primary forests in Karst cluster-peak depression region.