共 20 条
- [2] ELDERS AT, 1926, SCI AGR, V6, P360
- [3] FRED EB, 1932, U WIS STUDIES SCI, P5
- [4] GUIGNARD ML, 1880, ANN SCI NAT BOT 6, V12, P5
- [5] Janczewski E, 1874, ANN SCI NAT, V20, P208
- [6] Jones FR, 1928, J AGRIC RES, V37, P0189
- [7] LLOYD WA, 1912, OHIO AGR EXP STA B, V244
- [8] LOVE HH, 1912, CORNELL AGR EXP STA, V312
- [10] Vascular anatomy of the seedling of Melilotus alba [J]. BOTANICAL GAZETTE, 1936, 98 : 121 - 134