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- Insect-resistant identification of the second backcross generation of Bt transformed gene in maize 转Bt基因玉米回交二代的抗虫性鉴定
- Insect - resistance identification of second backcross generation of Bt transgenic maize 转Bt基因玉米回交二代抗虫性鉴定
- second backcross generation 第二回交子代
- No significant differences in studied traits was obssrved among the groups with various genes,controlling erucic acid content(EAC)in the backcross generation. 回交世代不同芥酸含量的各组在产量和大多数其他性状上没有明显差异。
- The resistant level was declined with increasing of backcross generations. (2)在回交后代中，抗性水平逐代降低。
- The variance componentof cross and backcross generations of quantitative character controlled by multigenes is studied on condition of chromosome translocation. 研究了染色体易位情况下,多基因控制的数量性状杂交及回交世代的方差组成。
- The ratios of the sterile plants with the fertile plants in their F1, F2 generations, and their reciprocal backcross generations with the male sterile plants were calculated. 同时，以具有正常细胞质的自交系为母本，育性完全恢复的测交F1植株为父本进行反交，对其反交的F1及F2进行育性观察分析。
- Meanwhile,backcrossing females 3n AASCC (F 1- similar to ASCC) to faternal parent 3n=156 ASCC could produce first backcross generation (B 1 ASCC being very similar to faternal parent ASCC). 它与父本异育银鲫回交可以产生回交子一代 (B1)。 雄核发育异育银鲫、回交子一代异育银鲫与父本异育银鲫非常相似。
- Meanwhile,backcrossing females 3n AASCC (F1- similar to ASCC) to faternal parent 3n=156 ASCC could produce first backcross generation (B1 ASCC being very similar to faternal parent ASCC). 它与父本异育银鲫回交可以产生回交子一代(B1)。雄核发育异育银鲫、回交子一代异育银鲫与父本异育银鲫非常相似。
- The data that the backcrossed generation of F1 with the resistant parent were resistant without susceptible segregants is not indicated here. F1与抗病亲本回交后代对接种菌株均表现抗病反应，数据未列出。
- He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- It travels thousands of miles per second. 它一秒钟能走几千英里。
- The second snub settled his hash. 第二次碰壁使他不敢再找麻烦了。
- The second term commences in March. 第二学期自三月开始。
- He kicked the car down from third to second. 他把汽车排档从3档降为2档。
- Her second novel was taken apart by the critics. 她的第二部小说受到评论家的严厉批评。
- My father grows roses that are second to none. 我父亲种的玫瑰是最好的。
- The game didn't heat up until the second half. 游戏玩到后半场才热闹起来。
- The second batch of sugar is better than the first. 第二批制成的糖比第一批好。
