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利用RAPD和RFLP分子标记技术对甘蓝型杂交油菜亲本遗传多样性的分析结果表明:(1)20个亲本间具有丰富的遗传多样性,40个引物扩增出277条多态性带,其中21条带为10个亲本所特有,12个探针得到了117条多态性杂交带,其中7条带为5个亲本所特有;(2)不育系与恢复系之间的遗传差异大于不育系内和恢复系内的遗传差异;(3)依RAPDs与RFLPs估计的亲本遗传多样性存在有一定的差异,这种差异由估...
Comparative Analysis of Genetic Similarity between Perennial Ryegrass Genotypes Investigated With AFLPs, ISSRs, RAPDs and SSRs
marker comparison AFLP ISSR RAPD SSR Lolium perenne L.
2006/3/13
Perennial ryegrass (Lolium perenne L.) is the most important grass species used in temperate grassland
agriculture. Our objective was to obtain an overview of the genetic relationships between 20 in...
Characterization of Powdery Mildew Resistance Donors within Triticum boeoticum Accessions using RAPDs
T. boeoticum wild wheat RAPD genetic diversity resistance wide hybridization
2002/3/19
Wide hybridization has become a technique suitable for introgression of alien genes into modern wheat cultivars. Ten Triticum boeoticum Boiss. accessions resistant to powdery mildew were studied in mo...