A STUDY ON RESISTANCE MECHANISM OF THE No.11 MASSON PINE TREE TO THE CATERPILLAR (DENDROLIMUS PUNCTATUS WALKER) Determination of α-pinene,β-pinene,limonen,and 1,8-cineole in Flos Magnoliaevolatile oil soft capsula by capillary gas chromatography Simultaneous determination of α-pinene, β-pinene, eucalyptol and α-terpineolin in essential oil from Alpinia officinarum Hance by GC Simultaneous determination of α-pinene, β-pinene, eucalyptol and α-terpineolin in essential oil from Alpinia officinarum Hance by GC