共 30 条
- [1] BOS JR, 1907, BIOL ZENTRALB, V27
- [2] BUTLER O, 1917, N H COLL AGR EXP STA, V13
- [3] FISHER A, 1891, JB WISS BOT, V22, P73
- [4] FLAMMARION C, 1907, B MUS OFF RENSEIGN A, V11, P1327
- [5] HARSHBERGER JW, P ACAD SCI PHIL, V61, P57
- [6] HOWARD WL, 1910, U MO AGR STA RES B, V1, P1
- [7] HOWARD WL, 1915, U MO EXP STA B, V21, P1
- [8] JESENKO F, 1911, BER DEUT BOT GES, V29, P273
- [9] JOHANNSEN W, 1909, AETHERVERFAHREN FRUH
- [10] KLEBS G, 1912, BOT CENTRALB, V119