... partial sterility 释义：部分不育性 sterility maintainer line 释义：不良性保持系 natural sterility 释义：自然不育 ...
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male sterility maintainer line 雄性不育保持系
The new sterile line M_A bred with the maintainer line still has the character of recessive nuclear sterility and both G. hirsutum and G. barbadense varieties are its restorers.
利用这种保持系繁殖的新不育系M_A，仍具备隐性核不育的特点，所有陆地棉和海岛棉品种均是其恢复系。
As the maize development in tasseling and flowering, the peroxidase zymogram in the male sterility line significantly differed from that in the maintainer and restorer line.
玉米抽雄期和开花期的不育系与保持系、恢复系叶片中的酶谱差异明显。
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