| ph1b基因在普通小麦与Ae.ovata(T.ovatum)杂交中的作用 |
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| 引用本文： | 樊路,韩敬花,叶兴国,曹文广,邓景扬,潘淑婷.ph1b基因在普通小麦与Ae.ovata(T.ovatum)杂交中的作用[J].作物学报,1992,18(2):107-110. |
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| 作者姓名： | 樊路 韩敬花 叶兴国 曹文广 邓景扬 潘淑婷 |
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| 作者单位： | 中国农业科学院作物育种栽培研究所 |
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| 摘 要： | 中国春 phlb 突变体、中国春与 Ae.ovata 杂种 F_1花粉母细胞减数分裂中期Ⅰ每个细胞染色体交叉数分别为12.882和0.983个。说明,phlb 基因在普通小麦与 Ae.ovata 杂种中具有强的诱导部分同源配对的作用。在中国春 phlb 突变体×Ae.ovata 中有四价体、五价体及单价体少于14的细胞出现,说明 phlb 基因可以诱导普通小麦与 Ae.ova
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| 关 键 词： | 部分同源配对 Ae.ovata ph1b 基因 回交 |
| 收稿时间： | 1990-05-26 |
| 修稿时间： | 1991-01-02 |
Effectiveness of phlb in Hybrid between Bread Wheat and Ae.ovata |
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| Fan Lu Han Jinghua Yie Xingguo Cao Wenguang Pan Shuting.Effectiveness of phlb in Hybrid between Bread Wheat and Ae.ovata[J].Acta Agronomica Sinica,1992,18(2):107-110. |
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| Authors: | Fan Lu Han Jinghua Yie Xingguo Cao Wenguang Pan Shuting |
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| Institution: | Institute of Crop Breeding and Cultivation; Chinese Academy of Agricultural Sciences; Beijing |
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| Abstract: | PMCs of plants of hybrid F_1 Chinese Spring phlb mutant,between ChineseSpring and Ae.ovata had 12.882 Xta,0.938Xta at meiotic metaphase Ⅰ respectively.This revealed that phlb gene had strong effectiveness on inducing homoeologouspairing in hybrid between bread wheat and Ae.ovata.At the same time,th |
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| Keywords: | Homoeologous pairing Ae ovata phlb gene Backcross |
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