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- binary CMS line 二元不育系
- Studies on Half-sibling and Full-sibling Binary CMS Lines in Indica Rice 籼稻半同胞全同胞二元不育系的研究
- Keywords indica Rice (Oryza sativa L.);heterosis;full-sibling;half-sibling;binary CMS line;general combining ability (GCA);modified single cross hybrid;population uniformity;quality; 籼稻;杂种优势;全同胞;半同胞;二元不育系;一般配合力;改良单交种;群体整齐度;品质;
- Xu 29A,developed from the cross and backcross of V20A//(Digu B/Jin 23B) F3 by the Hunan Hybrid Rice Research Center,is a new early-season indica CMS line in rice. 旭29A是湖南杂交水稻研究中心用地谷B作母本与金23B杂交,F3代选优良株系与V20A测交并经多代回交转育而成的早籼稻不育系,2000年3月通过湖南省农作物品种审定委员会审定。
- Jinke 1A, developed by crossing the selected F3 individuals of Gang 46B/Jin 23B to Jin 23A and followed by successive backcrossing, is an indica WA-type CMS line in rice. 摘要金科1A是以冈46B/金23B的F3代选系与金23A测交并连续回交转育而成的野败型籼型三系不育系。
- Huayou 107 is a new three-line hybrid rice combination derived from the CMS line Y Huanong A (Yegongtype cytoplasm) and a newly-developed strong restorer line R107. 摘要华优107是由夜公细胞质型不育系Y华农A与新育成的恢复系R107配组而成的三系杂交稻新组合。
- CMS line 803A was developed by the recent discovery of JW new nature source sterile through many continuous generation of backcross with the L301B/Di Gu B hybrid descendant. 摘要不育系803A是利用新发现的JW型新质源不育株做母本,L301B/地谷B的杂交后代做父本,经连续多代回交选择而成。
- The abnormal segeregation ratios appeared in the inheritance of CMS lines. CMS遗传过程中出现异常分离比例。
- The results revealed that there were influences of temperature on the sterility degree of CMS line 07A (pol cytoplasm) and Shan 2A at different development stages, and the thermo sensitive phase was the stage of emergence of racemes. 结果表明,不同发育时期温度对不育系07A(具pol细胞质)和陕2A的育性都有影响,而以盛蕾期的影响最大;
- The experiment materials are CMS line 75-3369A, restore line 7269-10 and F2 population and F3 family of 75-3369A/7269-10 combination. The F2 fertile isolations data of continuous three years were analysed. 以细胞质雄性不育系75-3369A、恢复系7269-10及75-3369A/7269-10组合的F_2群体和F_3群体为材料,连续三年对F_2的育性分离情况进行了统计,并结合F_3家系的育性分离情况对恢复基因的遗传规律进行了分析。
- In this experiment,through the genetic analysis of an F2 population, derived from CMS line 75-3369A ( T-type CMS wheat) and the restorer line 7269-10, the result indicated that the restorer line is conditioned by two dominant genes. 本实验以T型细胞质雄性不育系75-3369A×恢复系7269-10的F_2群体作为育性调查和基因定位群体。
- The CMS line 681 A, the restorer 714 and FI populations of 681 AX 714 consisting of 110 plants were used for molecular mapping of the restorer gene by bulk segregant analysis(BSA). 2 以甘蓝型油菜CMS系681A、恢复系714及其组合681A×714 F_2群体110株为材料,利用群分法(BSA法)进行细胞质雄性不育恢复基因定位。
- He 50A is a new WA-type early cropping indica CMS line in rice,which is developed by crossing Jin 23A to a selected F4 plant of Zhong 9B//161-5B/Jin 23B through successive selection and backcrossing. 贺50A是以金23A为母本,中9B//161-5B/金23B的F4代单株为父本,经多代择优回交与选择育成的早籼型三系不育系。
- It is proposed that the changes in contents of these phytohormones in CMS line are abnormal, and IAA, GA1+4 and iPAs deficiency and ABA accumulation aught be related to the generation of CMS in rice. 提示不育系叶片、幼穗和花药中IAA、GA1+4、iPAs和ABA含量出现了异常,且IAA、GA1+4和iPAs亏缺以及ABA盈积可能与水稻细胞质雄性不育发生有关。
- Jiufeng A is a new WA-type early cropping indica CMS line in rice, which is developed by crossing Jin 23A to a selected F4 plant of 688 B/Fuyi B through successive selection arid backcrossing. 摘要以金23A为母本,688B/福伊B的F4代单株为父本测交,经多代择优回交,育成早熟籼型三系不育系九丰A。
- He 50A is a new WA-type early cropping indica CMS line in rice, which is developed by crossing Jin 23A to a selected F4 plant of Zhong 9B//161-5B/Jin 23B through successive selection and backcrossing. 摘要贺50A是以金23A为母本,中9B//161-5B/金23B的F4代单株为父本,经多代择优回交与选择育成的早籼型三系不育系。
- In rhis study, RN type CMS lines YA, YB and ZD type lines ZA, ZB and theircorresponding restore lines were used to conduct a series of crosses. 本研究以育成的 RN 型大豆细胞质雄性不育系 YA、YB,ZD 型大豆细胞质雄性不育系 ZA、ZB 和相应的恢复系为基本试材,组配一系列杂交组合。
- A byte composed of eight binary elements. 一个由8个二进制数位组成的字节。
- A byte composed of two binary elements. 一种由两个二进制位组成的字节。同two-bitbyte。
- The yield of the crosses between three CMS lines and 1102C were higher 11.1% and 7.1% than cross 213A/1102C and 214A/1102C,inspectively. 用这三种不育系与1102C作杂交;其杂一代经济性状均优于213A/1102C和214A/1102C;产量分别比213A/1102C和214A/1102C增产11.;1%25和7