Research and investigation in germplasm resource ofDendrobium chrysotoxum Study on amelioration of Dendrobium chrysotoxum on STZ-induced non-proliferative diabetic retinopathy and its engaged mechanism Studies on chemical constituents in stem of Dendrobium chrysotoxum Regulation of growth and development of Dendrobium chrysotoxum Studies on Tissue Culture of Dendrobium chrysotoxum Lindl in Vitro Studies on chemical constituents of Dendrobium chrysotoxum Specific PCR molecular identification of Dendrobium chrysotoxum