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  1. guan shang yuan yi xue
    By: tu lin ce fu
    Publication info: nong ye chu ban she
    Contributed by: Institute of Botany, Chinese Academy of Sciences
    BHL Collections: BHL China
    View Book
  2. guan shang yuan yi xue
    By: tu lin ce fu
    Publication info: cai zheng jing ji chu ban she
    Contributed by: Institute of Botany, Chinese Academy of Sciences
    BHL Collections: BHL China
    View Book