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Position: Home > Articles > Comparison Analysis of Major Characters between Hybrid Late Japonica Rice and Conventional Late-maturing Middle Japonica Rice in Jiangsu Province Acta Agriculturae Jiangxi 2014 (6) 15-17

江苏省杂交晚粳与迟熟中粳主要性状的比较分析

作  者:
杨娟;黄胜东;李余生
单  位:
江苏省农业科学院粮食作物研究所
关键词:
杂交晚粳;迟熟中粳;农艺性状;品质性状
摘  要:
通过对2010~2012年江苏省杂交晚粳和迟熟中粳3年区域试验结果的比较,分析了其主要农艺性状和品质性状。结果表明:与迟熟中粳相比,杂交晚粳组合表现为穗大粒多,增产优势明显,但结实率偏低;主要品质性状表现为整体水平低于常规品种,但具有一定的粒型优势,最后对江苏省杂交晚粳发展中存在的问题和发展方向进行了探讨。
译  名:
Comparison Analysis of Major Characters between Hybrid Late Japonica Rice and Conventional Late-maturing Middle Japonica Rice in Jiangsu Province
作  者:
YANG Juan;HUANG Sheng-dong;LI Yu-sheng;Institute of Food Crops,Jiangsu Academy of Agricultural Sciences;
关键词:
Hybrid late japonica rice;;Conventional late-maturing middle japonica rice;;Agronomic character;;Quality character
摘  要:
According to the data of regional tests from 2010 to 2012 in Jiangsu province,the major agronomic and quality characters were compared between hybrid late japonica rice and conventional late-maturing middle japonica rice. The results showed that: in comparison with conventional late-maturing middle japonica rice,hybrid late japonica rice had larger spikes,more grains,higher yield,and relatively lower seed setting rate. The main quality characters( except for grain shape) of hybrid late japonica rice were generally lower than those of conventional late-maturing middle japonica rice. Finally,the author discussed the existent problems and developmental direction of hybrid late japonica rice in Jiangsu province.

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