|本期目录/Table of Contents|

[1]陈纪鹏,刘小林,胡月清.甘蓝型油菜与黑芥种间杂种基因组亲缘关系研究[J].江苏农业科学,2015,43(06):87-90.
　Chen Jipeng,et al.Study on genome affinity of interspecific hybrids between Brassica napus and B. nigra[J].Jiangsu Agricultural Sciences,2015,43(06):87-90.
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甘蓝型油菜与黑芥种间杂种基因组亲缘关系研究(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第43卷
期数:
2015年06期
页码:
87-90
栏目:
遗传育种与耕作栽培
出版日期:
2015-06-25

文章信息/Info

Title:
Study on genome affinity of interspecific hybrids between Brassica napus and B. nigra
作者:
陈纪鹏; 刘小林; 胡月清
江西宜春学院生命科学与资源环境学院，江西宜春 336000
Author(s):
Chen Jipeng; et al
关键词:
甘蓝型油菜; 黑芥; 基因组; 原位杂交; 染色体; 亲缘关系
Keywords:
-
分类号:
S634.303.6
DOI:
-
文献标志码:
A
摘要:
以甘蓝型油菜和黑芥为亲本，采用人工杂交并结合胚培养合成了A、B、C三基因组杂种。基因组原位杂交结果显示，在花粉母细胞减数分裂终变期，B基因组染色体以0.41～0.90的频率形成同配二价体，A、C基因组染色体以4.25～5.94频率形成二价体，B基因组与A、C基因组间形成异配二价体的频率在0.96～1.65之间，B基因组与A、C基因有较远的亲缘关系；减数分裂后期I染色体分离极不规律；B基因组染色体分离表现为多样性，2 ∶6极端分离方式以19%的比例出现；落后染色体、染色体桥及非四分孢子都在减数分裂过程中出现，极端异常的减数分裂是导致花粉不育的重要原因。
Abstract:
-

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备注/Memo

备注/Memo:
收稿日期：2014-07-04
基金项目：江西省科技支撑-农业领域(编号：20141BBF60010)；江西省自然科学基金(编号：20132BAB204015)；江西省教育厅项目(编号：GJJ13698)；宜春市科技支撑(编号：JXYC2013KNA08)。
作者简介：陈纪鹏(1974—)，男，河南西平人，博士，副教授，从事油菜远缘杂交和分子细胞遗传研究。E-mail：chensi20020606@163.com。
更新日期/Last Update: 2015-06-25