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高产优质多抗糯玉米杂交种贵糯7号的选育
引用本文:柏光晓,任洪.高产优质多抗糯玉米杂交种贵糯7号的选育[J].贵州农业科学,2006,34(6):8-10.
作者姓名:柏光晓  任洪
作者单位:贵州大学,农学院,贵阳,550025;贵州省旱粮研究所,贵阳,550006
摘    要:贵糯7号是贵州大学农学院选育的高产优质多抗糯玉米杂交种。在2004~2005年贵州省鲜食玉米杂交种区试中,两年区试平均脱皮鲜果穗产量13 444.5 kg/hm2,比对照筑糯2号平均增产10.3%,两年12个点次中,11增1减,其中6个点次是第一位,增产点数占总试点数的91.7%。贵糯7号粗淀粉含量为64.16%,支链淀粉占总淀粉的含量为100%,粗蛋白质10.16%,赖氨酸0.20%,色氨酸0.11%,感观和蒸煮品质鉴评综合评分79.7(达二级标准),居参试组合第2位。该品种种子顶土能力强,幼苗生长健壮,综合抗性好,高产稳产,适应性广;外观品质、气味、色泽好;糯性、甜度、风味、柔嫩性佳,皮较薄,品质优良。2006年6月已通过贵州省品种审定委员会审定。

关 键 词:玉米杂交种  贵糯7号  品种选育
文章编号:1001-3601(2006)06-0300-0008-03
收稿时间:2006-08-21
修稿时间:2006-08-21

Breeding of Guinuo 7, a Hybrid Glutinous Maize Variety with High Yield,Good Quality and Multiple Resistance
BAI Guang-xiao,REN Hong.Breeding of Guinuo 7, a Hybrid Glutinous Maize Variety with High Yield,Good Quality and Multiple Resistance[J].Guizhou Agricultural Sciences,2006,34(6):8-10.
Authors:BAI Guang-xiao  REN Hong
Institution:1. Agricultural College, Guizhou University, Guiyang 550025 ; 2. Guizhou Institute of Upland Crops, Guiyang 550006, China
Abstract:Guinuo 7,a hybrid glutinous maize variety with high yield,good quality and multiple resistance,was bred by Agricultural College,Guizhou University.Its average fresh ear yield was 13444.5kg/ha in the regional tests in 2004 and 2005,10.3% higher than CK(Zhunuo 2).The yield of Guinuo 7 increased in 11 sites of all 12 test sites and the yield is the first in 6 sites of all 12 test sites.Its contents of crude amylum,crude protein,lysine and tryptophane are 64.16%,10.16%,0.20% and 0.11% respectively and the composition of total amylum is amylopectin.The comprehensive mark of sensory and braised characters is 79.7 which reaches the second standard and is the second in all test combinations.Guinuo 7 is of the strong power to break ground,health seedling,good comprehensive resistance,high and stable yield,wide adaptability and good quality,which is approved by Guizhou Crops Variety Examination Committee in June 2006.
Keywords:hybrid maize  Guinuo 7  breeding
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