Research on correlation between odor and chemical compounds of Lonicera japonica Study on yield and quality of Lonicerea Japonicae Flos in diferent harvest seasons Comparison of major bioactive components from leaves of Chrysanthemum morifolium Comparative study on four major active compounds of Sanvitalia procumbens and Chrysanthemum morifolium cv‘Hangju’and ‘Gongju Research on quality control method for Juhuang Oral Liquid