In situ Symbiotic Seed Germination, Isolation and Identification of Effective Mycorrhizal Fungus in Paphiopedilum hirsutissimum (Orchidaceae) Effects of different fungi on symbiotic seed germination of two Dendrobium species Asymbiotic Seed Germination and in vitro Seedling Rapid Development of Paphiopedilum spicerianum Ex situ symbiotic seed germination, isolation and identification of effective symbiotic fungus in Cymbidium mannii (Orchidaceae) Asymbiotic Seed Germination and in vitro Seedling Rapid Development of Paphiopedilum spicerianum