Phenotypic Diversity of Cone and Seed in Natural Pinus tabuliformis Populations in China Plant Clonal Growth in Heterogeneous Habitats: Risk-spreading A PRELIMINARY STUDY ON THE DISTRIBUTION PATTERNS AND CHARACERISTICS OF AMMOPIPTANTHUS MONGOLICUS POPULATIONS IN DIFFERENT DESERT ENVIRONMENTS Effects of UV-B radiation direction on physiological integration in Trifolium repens Effects of light intensity contrast on clonal integration of Spartina anglica. Research advance in response of forest seedling regeneration to light environmental heterogeneity Spatial patterns of dominant species in a subtropical evergreen broad-leaved forest in Jiulian Mountain Jiangxi Province, China Effects of sampling plot number on tree species distribution prediction under climate change. Habitat associations of understorey species spatial distribution in old growth broad-leaved Korean pine (Pinus koraiensis) forest