The effect of distance on the ecological conservation value:a case study of Sanjiang Plain Wetland Food Choice of the Underground Termite,Odontotermes formosanus RAPD MARKERS USED FOR THE HYBRID IDENTIFICATION AND PARENTS CHOICE IN LIRIODENDRON Grading Responses of Clonal Kobresia humilis to Grass Cutting Study on technology of extracting geniposidic acid from Eucommia Ulmiodes and its application Influence of Female Estrous Condition and Male Dominance on the Social Behavior of Brandt‘s Voles Study on Forest Site Quality Evaluation and Appropriate Choice of Tree Species for Sites of Daqingshan Experimental Base in Guangxi Studies on the Application of Distance Analysis to the Choice of Parents in Wheat Breeding Effects of Mixed Forest of Ailanthus altissima and Populus bolleana on Host Choice of Anoplophora glabripennis Differentiation of Chlorophyll Content and Its Relationships with SPAD Value for the Main Greening Tree Species in Northwestern Liaoning Province Influence of initial bid number and sample size on the double-bounded dichotomous choice contingent valuation method Methodological issues related to measuring and monitoring carbon stock changes induced by land use change and forestry activities Effect of food and seasonal factors on the food caching behavior in the varied tit Selecting Optimum Tree Species of Farmland Protection Forest in Linxia Beiyuan by Analytical Hierarchy Process Some issues to notice in the research and quality evaluation of external preparations of traditional Chinese medicine Effects of nectar secondary compounds on pollination of co-flowering species in a natural community The correlation analysis of selection effect for sp4 and variations for sp2 in space flight on soybean The Models,Motives and Route Choice of Forestland Circulation and Transfer in Collective Forestry Region——Based on the Case of One County in Hunan Province Measuring external benefits of agricultural land preservation: an application of choice experiment in Wuhan, China Utilization suitability of forest resources in typical forest zone of Changbai Mountains