HPLC fingerprint of Rumex gmelini from different habitats Study on the optimal harvesting time of Rumex gmelini by analyzing the contents of principal components Tissue Culture and Plant Regeneration of Rumex gmelini Turcz. Study on HPLC fingerprining of Rumex gmelini at different development stages Effect of three fungi of Helminthosporium on bioactive constituents in root of seedling Rumex gmelini Isolation and Identification of Two Anthraquinones from Rumex gmelini Turcz. Effects of Light Quality on Anthraquinones in Roots of Rumex gmelini Study on correlation of soil nutrients and content of active constituents in root of 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 Chemical components of Rumex gmelini (Ⅳ)