Applications of solid-phase microextraction technique in natural product analysis Analysis of volatile components from the flowers of Chrysanthemum morifolium by GC-MS with solid-phase microextraction Analysis on the volatile components in seven cultivars of Dendrobium Analysis of Volatile Compounds of Four Kinds of Black Tea from China 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 Analysis of volatile constituents in two species of genus Magnoloia by HS-SPME-GC-MS Behavioral responses of Dialeurodes citri to leaves and their volatiles of citrus cultivars Changes in Flower Aroma Compounds of Cultivars of Chimonanthus praecox(L.)Link and at Different Stages Relative to Chimonanthus Tea Quality Changes in Flower Aroma Compounds of Cultivars of Chimonanthus praecox(L.)Link and at Different Stages Relative to Chimonanthus Tea Quality