大果灰枣新品种羌灰2号的选育  

Breeding report of a new big fruit grey jujube cultivar Qianghui No.2

作　　者：王雨 李占林 江振斌 斯琴 王秀梅 吴琼琼 侯丽丽 杨小平 WANG Yu;LI Zhanlin;JIANG Zhenbin;SI Qin;WANG Xiumei;WU Qiongqiong;HOU Lili;YANG Xiaoping(Xinjiang Bazhou Forest and Fruit Technology Research and Promotion Center,Korla 841000,Xinjiang,China;Henan Province Xinzheng Red Jujube Scientific Research Institute,Xinzheng 451100,Zhengzhou,China)

机构地区：[1]新疆巴州林果技术研究推广中心,新疆库尔勒841000 [2]河南省新郑红枣科学研究所,河南新郑451100

出　　处：《果树学报》2024年第6期1256-1261,共6页Journal of Fruit Science

基　　金：新疆维吾尔自治区财政林业科技推广示范资金项目(XJLYKJ-2020-03)。

摘　　要：羌灰2号灰枣是2009年若羌县从河南新郑引进的灰枣品种中发现的自然变异灰枣新品种。该品种具有果个大、坐果率高的优点。3 a(年)进入经济结果期,5 a进入盛果期。羌灰2号物候期为4月中旬萌芽,5月中旬始花期,6月上旬为盛花期,6月初开始坐果,10月上旬成熟。果实近圆形,果个较大,整齐度好,肉质稍密,平均单果质量15.3 g,盛果期产量12~15 t·hm^(-2)(干枣)。核纺锤形。羌灰2号适应性强,管理简便,品质上佳。Qianghui No.2,a new grey jujube(Ziziphus jujuba Mill.)variety,was discovered in 2009 in Ruoqiang County,Henan Province as a natural bud sport of gray jujube introduced from Xinzheng.This variety had the advantages of large fruit size and high fruit setting rate.It could bear fruit in the same year of grafting and enter the full productive period in 3-4 years.The bud burst period was in mid April,the initial flowering period in mid May,the full flowering period in early June,the fruit setting period in early June,and the fruit ripening period in early October.The fruit was nearly circular in shape,the average weight of the fruits was 15.3 g.During the full productive period,the average yield per mu was 800-1000 kg(dried dates).The skin was reddish brown and the flesh was loose.The kernel was spindle shape.The quality of the fruits was excellent.This variety was easy to manage and had strong adaptability.It was recognized by the Autonomous Region Forest Variety Approval Committee as“New R-SV-ZJ-004-2015”,it was approved by the Autonomous Region Forest Variety Approval Committee as New S-SV-ZJ-002-2020 and officially named Qianghui No.2 in 2020.

关 键 词：灰枣 新品种 羌灰2号 大果 

分 类 号：S665.1[农业科学—果树学]