晋单号玉米品种选育回顾及种质利用分析  

Retrospect of Jindanhao Corn Varieties Bred and the Analysis of Their Germplasm Utilization

作　　者：贾志森[1] 智建奇[1] 郑联寿[1] 贾春花[1] 何雪峰[1] 马淑文[1] 

机构地区：[1]山西省农业科学院玉米研究所,山西忻州034000

出　　处：《玉米科学》2005年第4期36-39,共4页Journal of Maize Sciences

摘　　要：山西省20世纪共育成审定玉米品种40个,其中专用玉米2个,占总数的5%;科研单位选育品种35个,占总数的87.5%;在采用的62个自交系中,选系基础材料属于地方品种的有12个,占19.4%;来自综合种和群体材料的有14个,占22.6%;选自杂种的有27个,占43.5%。在62个双亲自交系中,本省自选系47个,占67.7%;外省选育系17个,占27.4%;国外引入系4个,占6.4%。Forty corn varieties were bred and approved officially in Shanxi Province in 20th century. Two of them are commercial varieties for special purpose, accounting for 5% of total amount. Thirty five of them were bred by the science research unites, accounting for 87.5% of them. Among the selected in bred lines, twelve of them were selected from local varieties, accounting for 19.4%, 14 of them were synthetic cuhivar or population cultivar, ac- counting for 22.5%. 27 of them were selected from hybrids, accounting for 43.5%. Among the parents inbred lines, 47 of them were selected in Shanxi, accounting for 67.7%; 17 of them were bred in other Provinces, accounting for 27.4%; the foreign inbred lines account for 4.9%.

关 键 词：晋单号 玉米品种 选育 种质利用 

分 类 号：S513.03[农业科学—作物学]