WANG Guang-jin,YAN Wen-yi,SUN Yan,et al.Study on Breeding New line of Wheat by Space Treatment[J].HEILONGJIANG AGRICULTURAL SCIENCES,2004,(04):1-4.[doi:10.11942/j.issn1002-2767.2004.04.0001]
空间诱变选育小麦新品系的研究
- Title:
- Study on Breeding New line of Wheat by Space Treatment
- 文章编号:
- 1002 -2767(2004)04 -0001 -04
- Keywords:
- space t reatment ; w heat ; biological effect ; new line
- 分类号:
- S512 .103.52
- 文献标志码:
- A
- 摘要:
- 利用小麦纯系种子进行了硼酸溶液和水处理的航天诱变试验。研究表明, 航天处理对种子发芽、出苗和生长有明显的促进作用, 第二代农艺性状具有广泛变异, 而且正向变异较多, 为后代选择提供了更多机遇。经一定的育种程序, 选出了5 个高产、抗病、优质的小麦新品系, 其中97 -5199 已进入生产试验。
- Abstract:
- Wheat pure lines seeds , w hich were soaked in w ater and bo ric acid solution , w ere used forspace treatment .The result show ed that space t reatment could obviously promote the germination percentageof sead , seedling emergence and g row th in field .High mutation frequency and more positivemutant of main agronomic characters could be found in sp2 generation of space t reatment .5 new linesw ith characters of hig h yield , good quality and diseases resistance have been bred .
参考文献/References:
[ 1]刘录祥, 郑企成.空间诱变与作物改良[ C] .北京:原子能出版社, 1997 .
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备注/Memo
收稿日期:2004 -02 -25