Intensity of Pedochemical Processes in a Nudal Beech Ecosystem Pollen AnalysiS and Paleoenvironment Study of Late Pleistocene in Daganba, Guizhou Province A Study on the Relationship Between the Net Photosynthetic Rate of Young European Beech and Main Climatic Factors Under Natural Conditions Some aspects of forest soil and litter ecology in the Dawyck Cryptogamic Sanctuary, with a particular reference to fungi Impact of Elevated PCO2 on Mass Flow of Reduced Nitrogen in Trees Variation of Soil Nutrition in a Fagus engleriana Seem.-Cyclobalanopsis oxyodon Oerst. Community Over a Small Scale in the Shennongjia Area, China Distribution Patterns of Chinese Beech (Fagus L.) Species in Relation to Topography STUDIES ON THE REIATIONSHIP BETWEEN THE CHEMICAL PROPERTIES OF FOREST SOIL AND THE BEECH MYCORRHIZAE IN THE VIENNA WOODS PRELIMINARY STUDY ON ALLOZYME DIVERSITY OF TWO CHINESE BEECH(FAGUS LUCIDA) POPULATIONS