赤霉素含量在不育系及保持系间互有增减。
Gibberellin contents varied irregularly among male sterile lines and maintainers.
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。
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.
结果表明，不育系和保持系的同工酶存在谱带增减及谱带强弱方面的差异。
The results showed that the numbers of isozymes and their intensity varied between the male sterile line and its maintainer .
试验结果表明，改良后的不育、保持系育性稳定，农艺性状较好，生长发育正常。
In this study, the new male sterile line and maintainer was developed fertility with some features of better agronomy character, stable fertility and normal growth.
在籼稻保持系C2与绵香5B的杂交后代中发现了一个植株显著矮化的双子房突变体。
A rice floral mutant with twin-ovary and dwarf plant was isolated from the progenies of the combination of C2/Mianxiang 5B.
同核异质的不育系与保持系间具有平均77.78%的相同位点和22.22%的差异位点。
Average 77.78% identical loci and 22.22% different loci were detected between the isonuclear alloplasmic male sterile lines and their maintainer lines.
然而，对于保持系和第7类恢复系而言，需借助分子手段进行研究以进一步了解其遗传差异。
However, the genetic differences of maintainer lines and the seventh restorers will be further studied by molecular technique.
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 peroxidase and esterase isoenzyme patterns of cytoplasmic male line Shaan 2a and fertile line Shaan 2b in Brassica napus L. were studied.
利用光学和电子显微镜对玉米C型胞质雄性不育系和保持系的花药与小孢子发育过程进行对比观察。
The development processes of anthers and microspores of C-cytoplasmic male-sterile lines and its maintainers in corn were observed and compared by the light and the electron microscope.
（英译汉） 请系好安全带，甚至是在后面的座位上也一样，尽量一直保持系着安全带，这样才安全；
Always wear your seat belt. Even if you are in the back seat, try to wear your seat belt at all times. It is the law in some countries, and it is safe.
这样能较快地稳定农艺性状，并将不育基因、保持基因和优良品质基因等整合到新不育系、新保持系中。
This way can stabilize agronomic characters quickly, and get sterile genes, maintain genes and good quality genes together into new CMS line and new maintainer.
在抽薹期，保持系叶片中ZR的含量均高于不育系，在花蕾中却表现为不育系ZR的含量均高于保持系；
During bolting period, ZR content of the CMS was higher than that of the maintainer line in sugar beet leaf, whereas the content in bud turned out contrary.
对改良型萝卜胞质大白菜雄性不育系及其保持系的游离氨基酸、糖、激素和叶绿素含量进行了比较研究。
Contents of free amino acids, sugars, phytohormones, chlorophyll were compared between cold-tolerant OguraCMS Chinese cabbage lines and their maintainers.
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。
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.
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。
But the contents of above materials were lower in male sterile flower buds than that in fertile ones.
用9个玉米和水稻线粒体基因探针与酶切条带杂交发现，不育系与保持系线粒体DNA的相同大小酶切片段含有相似的顺序。
Homologous sequences of mtDNA were found between MS and maintainer lines by using 9 probes of maize and rice to hybridize with digested mtDNA.
对灯笼红萝卜雄性不育系及其保持系不同个体发育过程中的碳水化合物含量、淀粉酶活性、可溶性蛋白质含量及游离脯氨酸含量进行研究。
The contents of carbohydrate, soluble protein, free proline and the amylase activity were studied in male sterile line and maintainer line in Denglonghong radish during different growth period.
同时提出基因工程育种与常规育种紧密结合，优质基因工程着重改良保持系及聚合转基因等策略，以培育出超高产优质抗病虫转基因聚合杂交稻新组合。
At the same time, several strategies, i. e. combining gene engineering with conventional breeding, taking improvement of maintainer line for the focal point of good-quality gene...
利用两个1B/ 1R类型的小麦不育系及其保持系和两个非1B/ 1R类型的小麦不育系及其保持系，对其单核期、二核期、三核期三个时期的SOD活性进行比较研究。
Two 1B/1R types and two non-1B/1R types male sterile lines and their male maintainable lines of wheat were selected to study the activities of SOD in anthers.
结果表明，干物质重量雄性不育系花蕾和雄蕊显著小于保持系，而雌蕊则明显大于保持系。大多数不育系雌雄蕊的发育曲线存在拐点，它们出现拐点的时期相同，但方向完全相反。
The statistic result indicated that the dry weight of buds and stamens of male sterile lines in B. napus L. are much smaller than the control group while the pistils are much larger.
结果表明，干物质重量雄性不育系花蕾和雄蕊显著小于保持系，而雌蕊则明显大于保持系。大多数不育系雌雄蕊的发育曲线存在拐点，它们出现拐点的时期相同，但方向完全相反。
The statistic result indicated that the dry weight of buds and stamens of male sterile lines in B. napus L. are much smaller than the control group while the pistils are much larger.
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