A major breakthrough in plant science came when they discovered that the cultured callus (germ tissue) derived from ginseng can develop into embryoids, seedlings and flowers without going through a long juvenile phase.
首先，他由人參根部培養出癒合組織，並形成體胚，再由體胚發育成幼苗，不需再成長，就由幼苗直接開花，前後只需要兩個月的時間，大大縮短人參的生長時間。他把這初步實驗的結果，發表在一國際性有關遺傳的科學雜誌上。