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Shapes, properties and microstructures of gadfly Application of near infrared spectroscopy to identify authenticity of Polygonum multiflorum Steroid Saponins of Polygonatum cirrhifolium Root and Their Antisepsis Activity Antisepsis Activity of the Rhizomes of Smilax scobinicaulis Investigation on virulence of Blumeria graminis f.sp.hordei population and resistance to powdery mildew of barley varieties Establishment and Application of a Specific PCR Assay for Rapid Identifying Thermoactinomyces intermedius Research on ISSR Identification Technology of Larch Species and Clones Analysis of ecosystem degradation and recovery using precipitation use efficiency and NDVI in the headwater catchment of the Yellow River basin Molecular Identification and Relationship of Four Species in Genus Dioscorea Case studies on the identification of key biodiversity areas (KBAs) in foreign countries and progress and prospects in China MOLECULAR GENETIC DIVERSITY OF PATHOGENIC FUNGAL GROUP CAUSING TREE CANKER Ⅱ——28S rDNA-PCR-RFLP AND RAPD ANALYSIS OF BOTRYOSPHAERIA SPP Extraction, purification and identification of type Ⅱ collagen from Agkistrodon acutus Isolation of Endophytic Bacteria from Alhagi pseudalhagi Desv.and Analysis of Active Metabolites A STUDY ON THE ISOENZYMES OF 10 GRASSES AND GROUND COVERS