Effects of Light Quality on Anthraquinones in Roots of Rumex gmelini Tissue Culture and Plant Regeneration of Rumex gmelini Turcz. HPLC fingerprint of Rumex gmelini from different habitats Chemical components of Rumex gmelini (Ⅳ) Effect of three fungi of Helminthosporium on bioactive constituents in root of seedling Rumex gmelini Effects of Three Fungi of Helminthosporium on the Contents and Productions of Resveratrol and Polydatin in the Seedling of Rumex gmelini Criteria of quality control for root of Rumex gmelini