小麦族的基因组显性及其育种学意义

刘登才^*(

), 张连全, 郝明, 黄林, 甯顺腙, 袁中伟, 姜博, 颜泽洪, 伍碧华, 郑有良

Genome dominance and the breeding significance in Triticeae

LIU Deng-Cai^*(

), ZHANG Lian-Quan, HAO Ming, HUANG Lin, NING Shun-Zong, YUAN Zhong-Wei, JIANG Bo, YAN Ze-Hong, WU Bi-Hua, ZHENG You-Liang

图3. 人工合成新多倍体及其亲本物种的穗型
a: 新合成的六倍体(AABBUU、AABBMM、AABBCC)及其亲本四倍体小麦(AABB)、小伞山羊草(Ae. umbellulata, UU)、顶芒山羊草(Ae. comosa, MM)、尾状山羊草(Ae. caudata, CC)。b: 新合成的六倍体(AABBA^uA^u、AABBA^mA^m、AAGGDD)、八倍体(AABBDDA^mA^m、AABBDDDD)及其二倍体乌拉尔图小麦(A^uA^u)、栽培一粒小麦(A^mA^m)、节节麦(DD)、四倍体小麦(AABB)、提莫菲维小麦(AAGG)。

Fig. 3. Spikes of nascent allopolyplods and the parent species
a: Nascent hexaploids (AABBUU, AABBMM, AABBCC) and T. trugidum (AABB), Ae. umbellulata (UU), Ae. comosa (MM), Ae. caudata (CC). b: Nascent hexaploids (AABBA^uA^u, AABBA^mA^m, AAGGDD), octaploids (AABBDDA^mA^m, AABBDDDD) and T. urartu (A^uA^u), T. monococcum (A^mA^m), Ae. tauschii (DD), T. trugidum (AABB), and T. timopheevii (AAGG).