两份玉米CMS-C恢复系的育性恢复力测定及恢复基因的分子标记定位
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牟碧涛,赵卓凡,岳灵,李川,张钧,李章波,申汉,曹墨菊
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Identification of fertility restoration and molecular mapping of restorer genes in two maize restore lines of CMS-C
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Bi-Tao MOU,Zhuo-Fan ZHAO,Ling YUE,Chuan LI,Jun ZHANG,Zhang-Bo LI,Han SHEN,Mo-Ju CAO
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表7 不育系与自交系7250-14-1杂交后代的育性调查结果
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Table 7 Fertility results of F2 and BC1 populations crossed between CMS lines and 7250-24-1
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组合
Combination | 可育株
No. of fertile plants | 不育株
No. of sterile plants | 总株数
Total No. of
plants | 期望比例
Theoretical
ratio | χ2 | 年份、地点
Year and place | (C黄早四×7250-14-1)F2
(C Huangzaosi×7250-14-1) F2 | 271 | 85 | 356 | 3:1 | 0.12 | 2016景洪 Jinghong | | 319 | 104 | 423 | 3:1 | 0.02 | 2017温江 Wenjiang | | 1386 | 475 | 1861 | 3:1 | 0.14 | 2017崇州 Chongzhou | (C黄早四×7250-14-1)×黄早四
(C Huangzaosi×7250-14-1) ×Huangzaosi | 23 | 22 | 45 | 1:1 | 0 | 2016温江 Wenjiang | | 124 | 141 | 265 | 1:1 | 0.55 | 2017温江 Wenjiang | | (C478×7250-14-1)F2 | 163 | 110 | 273 | 9:7 | 1.19 | 2016温江 Wenjiang | | 243 | 159 | 392 | 9:7 | 1.44 | 2017温江 Wenjiang | | (C478×7250-14-1)×478 | 59 | 191 | 247 | 1:3 | 0.37 | 2017温江 Wenjiang |
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