Aseptic Germination and Rapid Propagation by Tissue Culture from Space Returned Seeds of Rehmannia glutinosa f. hueichingensis (Chan et Sehih) Hsiao Response of Vetiveria zizanioides to Pb2+ stress Study on technology of aseptic sowing and rapid propagation of Demdrobium officinale Studies on Cultring the Embryo of Tripterygium hypoglaucum(Level.)Hutch.in Vitro Screening of Phosphate Solubilizing Endophytic Fungi from Ancient Sophora japonica Leaves and Their Potential for Plant Growth Promoting Investigation on Emission of Nitrous Oxide by Aseptic Soybean Plant Investigation on Emission and Transformation of Nitrous Oxide by Aseptic Soybean Plant A Resume of Germination and Mericlone of Paphiopedilum Optimization for Aseptic Culture of Red Clover(Trifolium pratense L.) A Resume of Germination and Mericlone of Paphiopedilum Study on the Morphological Changes of the Ectomycorrhizae Formed by Tuber aestivum on Cyclobalanopsis glauca Seedlings Studies on the Pathogenicity of 10 Years Old Black Pine Inoculated with Aseptic Pine Wood Nematode