Archive image from page 245 of da xing an ling sen. da xing an ling sen lin zi yuan diao cha bao gao daxinglingsenlin23tezh Year: 1954-1955 —64 — 高次曲錢 樹 種一 S 樺 N 6 D D 14 一 27 D ― D _ 41 20 1 / 一— . 1 »—n I f— ―！—一7 一~；'：：：' T—]—r 20 3C 1 40 50 0 9J 200- 丄 10 20 30 40 50 60 7J SO SO I—11 o o 4 2

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Keywords: 1900, 1950, 1954-1955, archive, biodiversity, book, bookauthor, bookcentury, bookcollection, bookcontributor, bookdecade, bookpublisher, booksubject, bookyear, botany, china, chineseacademyscience, drawing, historical, history, illustration, image, library_of_ibcas, page, picture, print, reference, su_lian_nong_ye_bu_quan_lian_sen_lin_diao_cha_she_, te_zhong_zong_he_diao_cha_dui_bian, vintage