1) Second maintainer of male sterile lines
第二保持系
2) Stay number one.
保持第一。
3) maintainer
[meɪn'teɪnə,mən-]
保持系
1.
Study of Using Annual Bolting Genotype Beet to Select Biennial Maintainer;
利用一年生甜菜快速选育保持系技术的研究
2.
Construction of mtDNA Library of CMS Maintainer of Common Wheat;
普通小麦细胞质雄性不育保持系mtDNA基因文库的构建
3.
The results showed that the protein maps of four male sterile lines, Zidao male sterile line, Yebai male sterile line, Honglian male sterile line and Maxie male sterile line, were different from each other; The maps of Zidao male sterile line and maintainer of trefoil stage were similar and so did the maps of stooling stage; Either the sterile line map of two stages or the maintainer s was d.
同时 ,紫稻不育系与保持系蛋白图谱之间在三叶期和分蘖期时差异均不明显 ,但各材料本身蛋白图谱在两个不同时期之间差异很大。
4) maintainer lines
保持系
1.
Differences of both floral organs and antioxidant enzyme activities in maintainer lines and sterile lines of Brassica campestris L.ssp. chinensis makino var. communis;
白菜雄性不育系及保持系的花器官和抗氧化酶活性的差异
2.
Four sets of rice isonuclear alloplasmic lines,including 15 male sterile lines and their maintainer lines were analyzed by using 42 SSR markers,which were randomly selected from 12 chromosomes of rice.
以4套共15份同核异质水稻雄性不育系和保持系为试验材料,应用随机分布于水稻12条染色体上的42对SSR引物,分析其核基因组的遗传多样性和亲缘关系。
3.
Percentage of stigma exterior during the flowering time was investigated to study the genetic relationship of stigma exterior between maintainer lines and sterile lines for Dian type japonica hybride rice.
通过对滇型杂交粳稻保持系和不育系开花期柱头外露率的调查,研究保持系与不育系柱头外露的遗传关系。
5) Maintainer line
保持系
1.
Comparison on seed dormancy between high dormancy maintainer line Ⅱ112B and its parents in indica rice(Oryza sativa L.);
籼稻强休眠保持系Ⅱ112B与其双亲休眠性的比较
2.
Low percentages of univalent and trivalent in metaphase I (MI) of restorers TP-4 and D minghui63 and in metaphase I (MI) of maintainer line D46B of autotetraploid rice were observed.
以高结实率的同源四倍体水稻恢复系TP-4和D明恢63及优良保持系D46B为材料进行细胞遗传学研究。
3.
Compared with maintainer lines,17 kinds of free amino acids in anthers of CMS peppers(Capsicum annuum L.
分析了不同核背景的甜椒胞质雄性不育(CMS)系ZTA、17A、8A和相应保持系ZTB、17B、8B花药中17种游离氨基酸,结果表明:不育系花药中游离脯氨酸和游离赖氨酸含量均明显低于相应的保持系;不育花药中严重缺乏游离脯氨酸;不育花药中游离苏氨酸和精氨酸含量均明显高于相应保持系的可育花药;不育系花药中游离氨基酸总量则明显低于保持系。
6) maintain line
保持系
1.
The parents,F1 and F2 between the crosses of the rice line RA73 with a new sd-r and 6 maintain lines(Jin23 B,Ⅱ-32B,Xieqingzao B,K17B,Yuefeng B and Longtepu B) with the sd-1 were planted to analyze its inheridy of plant height in Guiyang in 2006.
将sd-r新半矮秆基因的品系RA73与sd-1半矮秆基因的6个保持系金23B、Ⅱ-32B、协青早B、K17B、粤丰B和龙特蒲B杂交。
2.
The results showed that there was significant difference in the anther development between the cytoplasm male sterile line and maintain line of Chinese cabbage.
对具有芥菜胞质的大白菜雄性不育系Ｔ９２１１１Ａ及保持系９２１９１５１花药发育的解剖结构研究表明：大白菜细胞质雄性不育系和保持系花药发育有明显差异，保持系９２１９１５１花药发育过程与正常花药相同，雄性不育系Ｔ９２１１１Ａ花药发育受阻于孢原细胞阶段，不形成药室，属无花粉
补充资料：第二锕系元素
分子式：
CAS号：
性质：又称第二锕系元素。理论上应位于周期表中第八周期IIIB(或IVB)位置的一组33个元素，原子序数为121～154。在这一区域，5g轨道和6f轨道能量十分接近，随原子序数增加这两组轨道差不多是同时填入的。因此G. T. Seaborg认为，这33个元素组成一个原子内的5g亚层和6f亚层被依次填充的内过渡系列——第二锕系元素，与15个镧系元素组成一个4f内过渡系列及15个锕系元素组成一个5f内过渡系列相类似。
CAS号：
性质：又称第二锕系元素。理论上应位于周期表中第八周期IIIB(或IVB)位置的一组33个元素，原子序数为121～154。在这一区域，5g轨道和6f轨道能量十分接近，随原子序数增加这两组轨道差不多是同时填入的。因此G. T. Seaborg认为，这33个元素组成一个原子内的5g亚层和6f亚层被依次填充的内过渡系列——第二锕系元素，与15个镧系元素组成一个4f内过渡系列及15个锕系元素组成一个5f内过渡系列相类似。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条