Thirdly, using RAPD technique to amplify DNA of the AALY001 NMS two lines, one specific marker NMSOPM09500 was obtained in the male fertile line but without in the male sterile line.
最后，选择万寿菊核不育两用系AALY001为材料，对雄性不育株和可育株进行扩增，得到了一条在不育株中缺失，在可育株中出现的稳定的特异标记NMSOPM09500。
He kindly offers them an extra egg laid by a fertile couple, and the male penguins take turns keeping it warm.
他好心地从别的企鹅那里找来一颗蛋，这两只雄性企鹅便轮流给它保暖。
They suspect it prevents males from wasting their combative energy.After all, why bother fighting another male for a female unless she is fertile?
他们猜测这种因子能够防止浪费雄性用以好斗的能量。
After all, why bother fighting another male for a female unless she is fertile?
毕竟，如果不是为了繁重后代，两个雄性干嘛非要为了一个雌性争个你死我活呢。
They suspect it prevents males from wasting their combative energy. After all, why bother fighting another male for a female unless she is fertile?
他们猜测这种因子能够防止浪费雄性用以好斗的能量。
Conditional (reversible) male sterile line in plants would be fertile under special conditions, and thus could be used as two-line to produce hybrid seeds.
条件型雄性不育是指植株在特定的条件下育性相互转换，可以作为两用系，用于两系法杂交制种。
The peroxidase and esterase isoenzyme patterns of cytoplasmic male line Shaan 2a and fertile line Shaan 2b in Brassica napus L. were studied.
分析了甘兰型油菜细胞质雄性不育系陕2a与保持系陕2B的酯酶和过氧化物酶同工酶特征。
The ultrastructure of the tapetal layer in male sterile form showed a significantly different feature from that of the fertile form.
太谷麦不育株花药绒毡层细胞的发育进程和亚显微结构与可育株有明显的不同。
Microsporogenesis Comparison of Genetic Male Sterility Line and Its Allele Fertile Line in Brassica napus l.
油菜雄性核不育系及其等位可育系小孢子发育过程的比较研究。
The wild rice of female-sterile but male-fertile was found by us in 2007.
雌性不育、雄性可育野生稻2007年被我们发现，经过两年观察，证实其确定性。
But the contents of above materials were lower in male sterile flower buds than that in fertile ones.
结果表明：在苗期和花期叶片中，不育系中各物质的含量均高于保持系；而不育花蕾中各物质含量均低于可育花蕾。
One social activity that has often been thought of as fertile ground for business transactions is the golf course, still primarily a White male-dominated terrain.
一个社会活动，常常被作为商业交易的沃土，是高尔夫球场，还主要是白人男性为主的地形思想。
But the contents of above materials were lower in male sterile flower buds than that in fertile ones.
而不育花蕾中各物质含量均低于可育花蕾。
Potassium antimonate was used to locate calcium in the fertile and sterile anther of a thermo-sensitive genie male-sterile rice at microspore mother cell meiosis stage and at early microspore stage.
用焦锑酸盐沉淀法研究了温敏雄性核不育水稻在减数分裂时期和单核早期可育花药与不育花药的钙分布。
Potassium antimonate was used to locate calcium in the fertile and sterile anther of a thermo-sensitive genie male-sterile rice at microspore mother cell meiosis stage and at early microspore stage.
用焦锑酸盐沉淀法研究了温敏雄性核不育水稻在减数分裂时期和单核早期可育花药与不育花药的钙分布。
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