ITS sequence analysis of Amomum villosum Gene cloning and sequence analysis of diketide CoA synthase in Amomum villosum Diurnal changes in photosynthesis and chlorophyll fluorescence parameters of Amomum villosum lour. grown under tropical rainforest in rainy, and foggy and cool seasons at Xishuangbanna FTIR identification between Amomum villosum hybrid offspring and female parent Chemical constituents from fruits of Amomum villosum FTIR identification between Amomum villosum hybrid offspring and female parent Study on pharmacological activity of new hybrids Amomum villosum (Spring No.1) Chemical constituents from fruits of Amomum villosum Methodology for HPLC fingerprint analysis on fruits of Amomum villosum Theoretical basis and ecological signification of shifting pattern planting of Amomum villosum in Xishuangbanna Studies on vicissitudes of Amomum L. and its production area