Study on Original Forest Community in Nanyue of Hunan Province Ⅲ.Lithocarpus henryi Forest Effects of Dipterocarpaceae on arbuscular mycorrhizal fungi Species Abundance Patterns in Some Broad-leaved Deciduous Forests in New York, USA Functional diversity and its research method Research on Root Fungal Community of Pinus tabuliformis in Pine Wilt Disease Damaged and Undamaged Areas Species composition and characterization of weed community in maize fields in Hebei Province Niche comparison of dominant entomopathogenic fungi in three |forest ecosystems. Trade-off between Resource Utilization and Coexistence Status of Roegneria kamoji and Polygonum sphaerostachyum of Alpine Meadow in the South of Gansu APPLICATION OF VARIOUS PATTERNS TO THE STUDY ON SPECIES RELATIVE ABUNDANCE IN TSOONGIO DENDRON ODORUM COMMUNITY