A Study on the Regeneration Behaviour and Seed Production of Ephedra sinica Studies of Volatile Oil in Ephedra sinica Stapf.and Its Processed Products by GC-MS Study on the proportion & mechanism of reliving asthma of drug partnership comprising herbal Ephedrae sinica & Pheretima aspergilum Experimental Research of Ephedra sinica ‘s Influence on Lipid Metabolism of Lipocyte Comparison on constituents from different parts between wild growing and cultivated planting of Ephedra sinica Photosynthesis Rate and Stress Tolerance of Two Species of Genus Ephedra Flavonoids from roots of Ephedra sinica GC-MS Analysis of Constituent of Essential Oils from Stems of Ephedra sinica Stapf,E.intermedia Schrenk et C.A.Mey. and E.equisetina Bge. Determination of ephedrine alkal oid s in Ephedra sinica by nona queous capillary electrophoresis Experiments on the Cultivation of Chinese Ephedra (Ephedra sinica) onSaline-Alkaline Soil A research on Ephedra cultivation in saline-alkali land Comparison on celluar anti-inflammatory and immunoregulatory activities of seven derivative combinations of Yaotongning with alkaloid as main part and in vivo pharmacodynamic evaluation on optimized candidate combination Study on residue analysis method of imidacloprid in Ephedrae sinica