AFLP analysis of genetic diversity of Alpinia officinarum Diversity and plant growth-promoting potential of bacterial endophytes of Alpinia Officinarum Hance, a famous south-China medicinal plant Simultaneous determination of α-pinene, β-pinene, eucalyptol and α-terpineolin in essential oil from Alpinia officinarum Hance by GC Diversity and tissue distribution of fungal endophytes in Alpinia officinarum:an important south-China medicinal plant Flavonoids of Alpinia officinarum Spectrum-effect relasionship of extract from rhizome of Alpinia officinarum on promotion of melanogenesis Simultaneous determination of α-pinene, β-pinene, eucalyptol and α-terpineolin in essential oil from Alpinia officinarum Hance by GC Flavonoids from the Aerial Parts of Alpinia officinarum