Qualitative Identification and Quantitative Determination of Naringin in Rhizoma Drynariae by TLC Promoting Effects of Rhizoma Drynariae on theCalcification of Cultivated Chick Embryo Bone Primordium Study the effects of flavonoids of Rhizoma Drynariae on gene level of rats without ovaries by technology of cDNA array Advances in studies on and developing prospect in flavonoids of Rhizoma Drynariae Rhizoma drynariae effects on rat experimental bone injury healing HPLC fingerprint of Ultramicro Rhizoma Drynariae Research on Petroleum Ether Extract of Rhizoma Drynariae