Studies on saponins from seeds of Trigonella foenum-graecum Ⅱ.Isolation and structural elucidation for two new saponins B and C Determination of Trigonelline in Trigonella foenum-graecum by HPLC Studies on saponins from seeds of Trigonella foenum-graecum Ⅲ. Isolation and structural elucidation for a new saponin D Studies on Triterpenoids from Common Fenugreek(Trigonella foenum-graecum) Research Oil progress of fenugreek gum Studies on raising yield of effective constituent in Trigonella foenum-graecum by cellulase Study on chemical constituents in total saponin from Trigonella foenum-graecum Progress in studies on chemical constituents and pharma cological effect of Trigonella foenum-graecum Studies on the Liposoluble Components of Common Fenugreek Seed (Trigonella foenum-graecum)