Morphological and Cytological Study on Floral Sex Differentiation of Acer truncatum Bge. A Study on the Dormant Physiology of Acer truncatum Seeds Effect of soil drought stress on osmotic adjustment ability of maple leaves Studies on Fertilization of Young Acer truncatum Bunge Ⅱ. Effect on Flavonoid,Cholorogenic Acid and Nutrition Elements in Leaves The Volatiles of Two Greening Tree Spec ies and the Antimicrobial Activity Studies on Fertilization of Young Acer truncatum Bunge Ⅰ. Effect of Various Nutrition Supply Conditions on Growth and Morphology of Acer truncatum Bunge A Study on the Seasonal Variation of the Contents of Flavonoid and Cholorogenic Acid in the Leaf of Acer truncatum Diurnal Rhythm of Emission of Volatile Compounds Emission from Acer truncatum and Cedrus deodara Studies on chemical constituents from leaves of Acer truncatum Influence of Different Covering Treatments on Contents of Bioactive Substance in the Leaves of Acer truncatum The Analysis of Volatile Compounds and Seasonal Differences Emitted from Leaves of Acer truncatum The Analysis of Volatile Compounds and Seasonal Differences Emitted from Leaves of Acer truncatum Effect of Leaf Quantity Change on the Growth of Acer truncatum Rhizoma Chuanxiong essential oil GC-MS fingerprint The Volatiles of Two Greening Tree Spec ies and the Antimicrobial Activity