RAPD Determinations on the Genetic Differentiation of Chinese Common Wild Rice Research Progress on Genetic Diversity of Oryza rufipogon in China Mating system and genetic diversity in a small population of perennial wild rice Oryza rufipogon Dynamics and Evaluation of Oryza rufipogon and Ranalisma rostratum Population in exsitu Conservation of Communities Effects of Cutting Frequency on the Experimental Population of Common Wild Rice Oryza rufipogon Investigation and Analysis of Fertility Characteristics of Oryza rufipogon Griff . in North Part of Hainan Province RESISTANCE OF WILD RICE COLLECTED FROM GUANGXI TO BACTERIAL BLIGHT Viewpoints on the study of economic thresholds of cotton bollworm Genetic Identification of Quantitative Trait Loci for Contents of Mineral Nutrients in Rice Grain Preparation of DNA from Silica Gel Dried Mini-amount of Leaves of Oryza rufipogon for RAPD Study and Total DNA Bank Construction Development of Anther- defective Cytoplasmic Male Sterile Line from Interspecific Hybridization Between Dongxiang Wild Rice and Cultivated Rice and Preliminary Observations on Its Derivatives SEED GERMINATION AND SEEDLING SURVIVAL OF ORYZA RUFIPOGON GRIFF.UNDER DIFFERENT TREATMENTS Comparison of Genetic Diversity between In-situ Conserved and Non-conserved Oryza rufipogon Populations in China Study on Genetic Diversity of Dongxiang Wild Rice (Oryza rufipogon Griff.) -Allozyme The Puzzle of Rice Domestication Studies on Polymorphisms of G-banded Karyotypes in Oryza rufipogon Population Restoration of Oryza rufipogon II. Population Dynamics Spatial Distribution and Niche Analysis of Dominant Species at the Oryza rufipogon Reserve in Chaling, Hunan Genetic Diversity of Three Wild Rice Species in Hainan Province A NUMERICAL TAXONOMIC STUDY ON VARIATION IN POPULATIONS OF COMMON WILD RICE (ORYZA RUFIPOGON GRIFF.) IN HUNAN AND JIANGXI PROVINCE, CHINA Allelopathic Interactions between Two Wetland Species:Sagittaria trifolia and Oryza rufipogon Investigation, identification and analysis of main common wild rice(Oryza rufipogon)from Hainan Province by RAPD Comparative Study on Genetic Diversity of Wild Rice(Oryza rufipogon Griff.)in China and Three Countries in Southeast Asia Cytological Studies of Male Gametogenesis and Development in the Reciprocal Interspecific Hybrid F1 of Dongxiang Wild Rice (Oryza rufipogon) and Oryza sativa Cytological and SSR Analysis on Cold tolerant Gene Introgression Lines from Dongxiang Wild Rice