PHOTOSYNTHETIC RESPONSES OF TWO SUBTROPICAL WOODY PLANTS GROWING UNDER SUN AND SHADE ENVI RONMENTS A COMPARATIVE STUDY ON THE GROWTH RESPONSES TO LIGHT INTENSITY IN SEEDLINGS OF FOUR SUBTROPICAL TREE SPECIES A Study on the Biological Characteristics and Control of Micadina yingdeensis Aboveground biomass of natural Castanopsis fissa community at the Xiaokeng of NanLing Mountain, Southern China STUDY ON THE ACCUMULATION AND DISTRIBUTION OF THE NUTRIENT ELEMENTS IN A CASTANOPSIS FISSA PLANTATION STUDIES ON THE MANAGEMENT AND CULTURAL TECHNIQUES FOR THE FUEL FOREST IN THE SUBURB OF WUZHOU CITY A STUDY ON THE SHORT ROTATION BROAD LEAVED FORESTS IN NORTHERN FUJIAN PROVINCE Effects of Elevated [CO2] on Dry Matter and Leaf Characters of Two Subtropical Seedlings Effect of Elevated Carbon Dioxide Concentration on Photosynthesis of Seedlings of Two Woody Species in a Subtropical Forest Character of Coarse Woody Debris in a Castanopsis fissa-Diospyros morrisiana Formation in Lingnan Region, China Study on Species Relationship between Pinus massoniana and Castanopsis fissa Using 32P EFFECT OF GROWTH IRRADIANCE ON STABLE CARBON ISOTOPE RATIO, INTERCELLULAR COsub>2 CONCENTRATION AND WATER-USE EFFICIENCY OF TWO WOODY PLANT IN SUBTROPICAL NATURAL FOREST