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Position: Home > Articles > Breeding of a new high and stable yield longan variety-‘Dongfeng’ Journal of Fruit Science 2012,29 (6) 1136-1137+960

丰产稳产龙眼新品种——‘东丰’的选育

作  者:
范妍;尹金华;胡锐清;刘成明;黄旭明
单  位:
广东省东莞市农业科学研究中心;东莞市农业科学研究中心;华南农业大学园艺学院
关键词:
龙眼;新品种;‘东丰’
摘  要:
‘东丰龙眼’(品种审定之前称‘东莞二号’)是以‘储良’龙眼为母本,父本(可能是‘石硖’龙眼或广西‘大乌圆’龙眼)杂交而成的新品种。经DNA指纹分析,其真正的父本是‘石硖’龙眼。其主要优异性状为:1)品质上等。味清甜,爽脆,可溶性固形物为20.1%,果肉乳白色,不透明,表面不流汁;2)果大。平均单果质量10.2 g,比‘石硖’大,比‘储良’略小,可食率为69.4%;3)丰产稳产。产量高且稳产,其丰产稳产特性比‘石硖’的还要好;4)‘东丰’粗生快长,叶片大,生长势强,抗逆性强。‘东丰’龙眼于2012年1月通过广东省农作物品种审定委员会审定(粤审果2012001)。
译  名:
Breeding of a new high and stable yield longan variety-‘Dongfeng’
作  者:
FAN Yan1,YIN Jin-hua2*,HU Rui-qing1,LIU Cheng-ming3,HUANG Xu-ming3,LUO Shi1,LIU Yuan-xing1,CHEN Yao-hua1,MA Ke1(1Dongguan Agricultural Research Centre,Dong guan,Guangdong 523000 China;2Dong guan Polytechnic,Dong guan,Guangdong 523000 China;3College of Horticulture,South China Agriculture University,Guangzhou,Guangdong 510642 China)
关键词:
Longan;New cultivar;'Dongfeng'
摘  要:
'Dongfeng' longan is a new cultivar(formerly 'Dongguan No.2' before certification) derived from the cross between 'Chuliang' as female parent and 'Shixia' or 'Dawuyuan' as male parent.DNA fingerprint analysis revealed that its real paternal is 'Shixia'.The prominent traits of this new cultivar include: 1) High quality with milk white,strongly sweet,crispy and dry-on-surface flesh that contains 20.1% soluble solids;2) Large size,weighting 10.2 g on average,larger than 'Shixia' but slightly smaller than 'Chuliang',with thick flesh that has a recovery of 69.4%;3) High-and stable-yielding,productivity significantly higher than 'Shixia';4)Vigorous and good adaptability,with large leaves,high vigor and strong resistance to stresses.'Dongfeng' was certified by the Agricultural Crop Variety Certification Commission of Guangdong Province as a new longan cultivar in January 2012.

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