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Position: Home > Articles > The Analysis on the Inbred Lines and Modified Inbred Lines from Eminent Local Germplasm Jinxi Integrated Synthesis Breeds Journal of Maize Sciences 2005,13 (4) 3-7

对优良地方种质金系综合种选系及其改良系的评价

作  者:
陈彦惠;王海斌;库丽霞;吴连成
单  位:
河南农业大学农学院
关键词:
玉米;地方种质;自交系;金系综合种
摘  要:
试验采用昌7-2、郑58、4C274、齐319和P28作测验种,对优良地方种质金系综合种的8个选系和用含热带血缘自交系改良后的8个金系综合种选系进行测交。结果表明:金系综合种选系与齐319可以产生较大的杂种优势;改良后的金系综合种选系与我国地方品种旅大红骨的P28可以产生较大的杂种优势。金系综合种选系4和6有较高的一般配合力,改良后的金系综合种选系9和10有较高的一般配合力;金系综合种选系蕴涵着增加株高、穗粗和穗长的优良基因。
译  名:
The Analysis on the Inbred Lines and Modified Inbred Lines from Eminent Local Germplasm Jinxi Integrated Synthesis Breeds
作  者:
CHEN Yan-hui,WANG Hai-bin,KU Li-xia,WU Lian-cheng(College of Agronomy,Henan Agricultural University,Zhengzhou 450002,China)
关键词:
Zea mays L.;Local germplasm;Inbred line;Jinxi synthesis breeds
摘  要:
Eight inbred lines from local germplasm Jinxi integrated synthesis breeds directly and eight inbred lines from modified local gerplasm Jinxi integrated synthesis breeds were crossed by Chang7-2,Zheng58,4C274,Qi319 and P28.The result indicated that Jinxi integrated synthesis breeds lines has higher heterosis with Qi319;Modified Jinxi integrated synthesis breeds lines has higher heterosis with P28.Golden-queen lines 4 and 6 have higher GCA,modified golden-queen lines 9 and 10 have higher GCA.Local gerplasm golden-queen has superior genes to increase plant height,ar diameter and ear length.

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