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Studies on residuals of organochlorine pesticides and heavy metals in soil of planting base and Pogostemon cablin Dynamic Changes of Starch Granules During Somatic Embryogenesis and Development in Cyclamen persicum Dynamic Changes of Starch Granules During Somatic Embryogenesis and Development in Cyclamen persicum Strategies for elaboration of comprehensive quality standard system on traditional Chinese medicine Labile soil organic carbon distribution on influenced by vegetation types along an elevation gradient in west Sichuan, China Genetic diversity of Eucommia ulmoides by RAPD analysis Determination of Paeonl in Carbonized Bark of Paeonia suffruticosa Andr.by HPLC THE SIMULATION AND MODEL OF DISTRIBUTION RAINFALL PROCESS IN FOREST CANOPYⅡ.THE EXPANSION OF MODEL AND PARAMETER DETERMINATION