VEGETATION CLASSIFICATION OF HEISHIDING NATURE RESERVE AND DIGITIZED MAPPING Ⅱ. THE DISTRIBUTION OF ASSOCIATIONS FRACTAL ANALYSIS OF THE DYNAMICS OF POPULATION PATTERNS DURING VEGETATION SUCCESSION AGE AND HEIGHT STRUCTURES OF CRYPTOCARYA CONCINNA SEEDLINGS IN HEISHIDING FOREST STUDIES ON EPIPHYLLOUS LIVERWORTS IN CHINA (V)--Epiphyllous liverworts in Heishiding NaturalReserve, Guangdong Province STUDIES ON BIOMASS AND PRODUCTION OF THELOWER SUBTROPICAL EVERGREEN BROAD-LEAVEDFOREST IN HEISHIDING NATURAL RESERVEVII. LITTERFALL, LITTER STANDING CROPAND LITTER DECOMPOSITION RATE Bryophyte Communities in the Forest of Heishiding Nature Reserve, Guangdong, China CALORIC VALUES OF ABOVEGROUND ORGANS IN EVERGREEN BROAD-LEAVED FOREST IN HEISHIDING NATURE RESERVE Dynamics of biomass and net primary productivity in succession of south subtropical forests in Southwest Guangdong Analysis of environmental factors affecting the distribution of epiphytic bryophyte at Heishiding Nature Reserve, Guangdong Province Dynamics of community structure in successional process of needle and broad-leaved mixed forest in Heishiding of Guangdong STUDIES ON BIOMASS AND PRODUCTION OF THE LOEWR SUBTROPICAL EVERGREEN BROAD-LEAVED FOREST IN HEISHIDING NATURAL RESERVE——310MASS INCREMENT AND NET PRIMARY PRODUCTION