title: [Quality testing and quality classification standard establishment of Trollius chinensis seeds].
abstract: OBJECTIVE
  To study quality test, and establish quality classification standard of Trollius chinensis.
  
  
  METHODS
  Seed purity, weight per 1 000 seeds, seed moisture content, seed viability and their exterior parameters of the seed samples from different producing areas were measured, K cluster analysis was applied for the data analysis.
  
  
  CONCLUSIONS
  Quality of T. chinensis seeds from different producing areas was analyzed, and the primary T. chinensis seed quality classification standard was established.
authors.affiliation: Institute of Medicinal Plant Development, Chinese Academy of Medical Science and Peking Union Medicinal College, Beijing 100193, China. zhaodongyue1987@126.com
authors.forename: Dongyue
authors.initials: D
authors.lastname: Zhao
authors.forename: Yong
authors.initials: Y
authors.lastname: Li
authors.forename: Wanlong
authors.initials: W
authors.lastname: Ding
authors.forename: Jianbao
authors.initials: J
authors.lastname: Ding
authors.forename: Zhigang
authors.initials: Z
authors.lastname: Sun
mesh_terms: D011786:Quality Control; D029626:Ranunculaceae / Q000737:chemistry*; D012639:Seeds / Q000737:chemistry*