典型文献
Cob color,an indicator of grain dehydration and agronomic traits in maize hybrids
文献摘要:
Screening for agronomic traits associated with grain moisture is important for mechanical grain-harvesting of maize.Cob color as a visual indicator has received limited attention,though it has been sub-jected to artificial selection,and may have some association with threshability.To investigate the rela-tionships between cob color and grain moisture and other agronomic traits,field experiments were conducted during 2016-2017 using 23 commercial hybrids with red or white cobs.Kernels of red-cob hybrids dehydrated faster,showing lower moisture content at harvest than white-cob hybrids.A cob color index(CCI)was established as a quantitative measure of cob color in the hybrid panel.Ranging from 0(whitest)to 17.98(reddest),CCI correlated well with grain dehydration and other agronomic traits associated with growth ontogeny,plant morphology,and plant N content.Strong selection of red cob for recently released hybrids suitable for mechanical grain-harvesting indirectly validated the observed link between cob color and grain dehydration.We propose that cob color and CCI could be used in future selection of maize cultivars bred for mechanical grain-harvesting.
文献关键词:
中图分类号:
作者姓名:
Xiao-Gui Liang;Zhen Gao;Si Shen;Xue Zhao;Li Zhang;Shun-Li Zhou
作者机构:
Key Laboratory of Crop Physiology,Ecology and Genetic Breeding,Ministry of Education/Jiangxi Province,Jiangxi Agricultural University,Nanchang 330045,Jiangxi,China;College of Agronomy and Biotechnology,China Agricultural University,Beijing 100193,China;Scientific Observation and Experimental Station of Crop High-Efficiency Use of Water in Wuqiao,Ministry of Agriculture and Rural Affairs,Wuqiao 061802,Hebei,China;Innovation Center of Agricultural Technology for Lowland Plain of Hebei,Wuqiao 061802,Hebei,China
文献出处:
引用格式:
[1]Xiao-Gui Liang;Zhen Gao;Si Shen;Xue Zhao;Li Zhang;Shun-Li Zhou-.Cob color,an indicator of grain dehydration and agronomic traits in maize hybrids)[J].作物学报(英文版),2022(02):582-586
A类:
Cob,jected,threshability,cobs,whitest,reddest
B类:
color,indicator,grain,dehydration,agronomic,traits,maize,hybrids,Screening,associated,moisture,important,mechanical,harvesting,visual,has,received,limited,attention,though,been,sub,artificial,selection,may,have,some,association,To,investigate,tionships,between,other,field,experiments,were,conducted,during,using,commercial,Kernels,dehydrated,faster,showing,lower,content,than,CCI,was,established,quantitative,measure,panel,Ranging,from,correlated,well,growth,ontogeny,plant,morphology,Strong,recently,released,suitable,indirectly,validated,observed,link,We,propose,that,could,used,future,cultivars,bred
AB值:
0.423219
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