核桃新品种‘京红1号’  

A New Walnut Cultivar‘Jinghong 1’

作　　者：张赟齐 陈永浩[1] 蔡亚军 董宁光[1] 戚元勇[1] 雷依阳 郝艳宾[1] 齐建勋[1] ZHANG Yunqi;CHEN Yonghao;CAI Yajun;DONG Ningguang;QI Yuanyong;LEI Yiyang;HAO Yanbin;QI Jianxun(Key Laboratory of Biology and Genetic Improvement of Horticultural Crops(North China),Ministry of Agriculture and Rural Affairs/Beijing Engineering Research Center for Deciduous Fruit Trees,Institute of Forestry and Pomology,Beijing Academy of Agriculture and Forestry Sciences,Beijing 100093,China;Forestry and Pomology Technology Service Center in Fangshan District,Beijing 102400,China)

机构地区：[1]北京市农林科学院林业果树研究所,农业农村部华北地区园艺作物生物学与种质创制重点实验室,北京市落叶果树工程技术研究中心,北京100093 [2]房山区林果科技服务中心,北京102400

出　　处：《园艺学报》2025年第3期813-814,共2页Acta Horticulturae Sinica

基　　金：北京市农林科学院创新能力建设专项(KJCX20230118);北京市农林科学院科研创新平台建设项目(PT2024-7);北京市农林科学院院长基金项目(YZJJ202103)。

摘　　要：‘京红1号’是从美国引种的红色种皮核桃实生后代中选育出的具有晚实、避晚霜、抗病、耐寒特性的核桃新品种。坚果中等大小,卵圆形,壳面较光滑。单果干质量11.0 g,壳厚1.40 mm,红色内种皮,出仁率50.8%,易取整仁或半仁,仁粗脂肪含量63.4%,粗蛋白含量21.7%,风味香,品质优良,9月底至10月上旬果实成熟,盛果期平均株产为4.2kg,该品种适应性较强,在北京及北方生态相似区均可种植。‘Jinghong 1’is a new cultivar of red seed coat walnut introduced from the United States,which has the characteristics of late fruiting,avoiding late frost,disease and cold resistance.Nuts are of medium size,oval in shape,with a relatively smooth nutshell surface.The average weight of a single nut is 11.0 g,the average nutshell thickness is 1.40 mm,and the kernel yield is 50.8%.It is easily to take out the whole or half kernel from shell with red seed coat.The crude fat and protein content are 63.4%and 21.7%,respectively.It has a fragrant flavor and excellent nut quality.The fruit matures from late September to early October,with an average yield of 4.2 kg per plant during the full fruiting period.This cultivar has strong adaptability and could be cultivated in Beijing and ecologically similar areas in northern China.

关 键 词：核桃 红色种皮 避晚霜 抗病 耐寒 品种 

分 类 号：S664.1[农业科学—果树学]