作者：何绍兰,邓烈,谢让金,文龙明,杨谦,殷先国
作者单位：中国农业科学院柑桔研究所,重庆市城口县科委
摘要：对香玲、鲁光、元丰、中林 2号和丰辉等 5个国内核桃品种;维纳、日地和希尔等 3个美国核桃品种;在渝东北部大巴山区定植前 3年生长结果情况进行调查;结果表明;香玲和鲁光生长势最弱;元丰和中林 2号生长势最强;定植第 2年;国内品种平均单株雌花数多于国外品种;国内品种以元丰、国外品种以维纳的雌花数最多;元丰表现出生长势较强;早期产量高的最优综合性状。核桃枝梢长度与雌花量呈极显著抛物线相关;主要成花枝梢是生长中庸的枝梢;不同品种主要成花枝梢的长度不同。国外品种维纳的鲜果及坚果明显大于国内品种;国内品种的坚果大小相近;以香玲的出仁率最高;供试品种坚果的外观都较光滑、美观
关键词：核桃,引种,早期表现,大巴山区
Title: Performance in the Early Stage of Eight Walnut Varieties in the Northeast of Chongqing Mountain
Authors: He Shao-lan ,Deng Lie ,Xie Rang-jing WEN Long-ming,YANG Qian,YIN Xian-guo
Abstract: Obstract:FiveChinesewalnutvarieties,Xiangling ,Luguang ,Yuanfeng ,Zhonglin 2 #andFenghui, andthreeAmericanvarietiesVena ,RidiandShealwereintroducedandplantedinthetestfieldinDabaMountainareainChengkouCounty ,northeastChongqing .Theresultsindicatedthattheplantsof XianglingandLuguanggrewmoreinfirmly ,andtheYuanfeng ,Zhonglin 2 #grewmorevigorouslythan theothers.TheplantsofChinesevarieties,in 2ndyearafterplantingdevelopedmorefemaleflowers thanthatofAmericanvarieties.ThemostamountoffemaleflowerswereobservedintheplantsofYuan fengandVena .Yuanfengshowedabestgrowthandfruit bearingintheyoungstageinthislocation .The sizeoffruitandnutofVenawasobviouslybiggerthanthatofChinesevarieties .Thefacadeofthewalnut fruitofalltestedvarietiesweresmoothandgoodlooking .ThenutletrateofXianglingnutwashighestin allofthetestedvarieties.Theotherinterestingresultswereobservedthatthereareaparabolarelation shipsbetweenthewalnutbranchlenghandthefemalefloweramount
Key words: Walnut； Introduction； Early performance；
文献注录：何绍兰,邓烈,谢让金,文龙明,杨谦,殷先国. 部分核桃良种在渝东北部大巴山区的早期表现 [J]. 中国南方果树. 2003, 01: 35-38.
报/刊名：《中国南方果树》，发表于2003 / 第 01 期。
文献类型： [J] （文献级别：核心刊物）
页码：第 35-38 页 / 共4 页