Study on dynamic accumulation of secondary metabolites in callus of Eucommia ulmoides Identification of Eucommia ulmoides and its adulterants based on ITS2 sequences Serum pharmacochemistry of stem bark of Eucommia ulmoides Simultaneous determination of geniposidic acid, chlorogenic acid, geniposide,and pinoresinol diglucoside in Eucommia ulmoides by HPLC Analysis of secondary metabolite contents in original and reborn bark of Eucommia ulmoies Studies on ultrasonic extracting technology of flavonoid compound in Eucommia ulmoides Studies on the shape features of gutta-containing cells of Eucommia ulmoides Study on Identification and Bioactivity of Endophytic Fungus DZ05 Isolated from the Eucommia ulmoides Isolation,Identification and Antimicrobial Activity of Endophyte Fungi from Medicinal Plant Eucommia ulmoides Oliv.in Qinling Mountain Protection of Eucommia ulmoides polysaccharide on liver fibrosis Protection of Eucommia ulmoides polysaccharide on liver fibrosis Simultaneous determination of geniposidic acid, chlorogenic acid, geniposide, and pinoresinol diglucoside in Eucommia ulmoides by HPLC Phytohormones combination on leaf callus induction of Eucommia ulmoides THE STUDY ON DEVELOPING PROCESS OF EMBRYO IN EUCOMMIA ULMOIDES OLIV Studies on distribution and accumulative dynamic variation of bioactive components in Eucommia ulmoides Establishment of Genetic Diversity System of Eucommia ulmoides Based on SSR Molecular Markers Effects of basic media and culture conditions on growth of calluses and production of secondary metabolites of Eucommia ulmoides Induction and Identification of Tetraploids in Eucommia ulmoides Oliv. Advances in research on secondary metabolites of Eucommia ulmoides Analysis of Digital Gene Expression about Eucommia ulmoides Oliver Leaves at Different Developmental Stages Studles on the Initiation and Development of Gutta-containing Cells of Eucommia ulmoides Oliv. Studies on the Chemical Constituents of Duzhong (The Bark of Eucommia ulmoides Oliv.) The Chemical Constituents of Duzhong (The Bark of Eucommia ulmoides Oilv.) Antimicrobial activity of endophytic fungi isolated from leaf and fruit of Eucommia ulmoides Physicochemical properties and in vitro dissolution behavior of active ingredients in ultrafine powder of Eucommia ulmoides Studies on the Technology of Cutting Propagation of Eucommia(Eucommia ulmoides) STUDIES ON THE PROGRAMMED CELL DEATH IN THE PROCESS OF ENDOSPERM DEGENERATIONIN IN EUCOMMIA ULMOIDES OLIV 杜仲胚胎学的研究——Ⅱ.雄配子体的发育 Isolation of Endophytes from Eucommia ulmoides Oliv.and Screening for Strains with PDG production Effects of Planting Modes on Secondary Metabolite Contents in Eucommia ulmoides Barks Chlorogenic Acid Extraction Technology from Eucommia ulmoides Oliv. Leaves Separation and enrichment of geniposidic acid from leaves of Eucommia ulmoides by aqueous two-phase flotation Comparison on contents of four active constituents between slab and branch barks of Eucommia ulmoides