中熟红皮梨新品种灿玉的选育  

Breeding report of a new mid-ripening red pear cultivar Canyu

作　　者：李龙飞[1] 高丽娟[1] 徐金涛[1] 冀明辉 刘欢 曾庆明 郝宝锋[1] LI Longfei;GAO Lijuan;XU Jintao;JI Minghui;LIU Huan;ZENG Qingming;HAO Baofeng(Changli Institute of Pomology,Hebei Academy of Agriculture and Forestry Sciences,Changli 066600,Hebei,China)

机构地区：[1]河北省农林科学院昌黎果树研究所,河北昌黎066600

出　　处：《果树学报》2025年第3期668-671,共4页Journal of Fruit Science

基　　金：河北省重点研发计划资助项目(21326308D-1-2);河北省农林科学院科技创新专项课题资助(2022KJCXZX-CGS-7);河北省高层次人才资助项目(C20231157)。

摘　　要：灿玉是红茄梨自然杂交选育的优质鲜食中熟红皮梨新品种。平均单果质量325.1 g,粗颈葫芦形,果皮底色黄绿色,盖色橘红,果心小,无籽,可食率高,果肉乳白色,软溶,肉质细腻多汁,风味酸甜、香,可溶性固形物含量(w)为14.5%,鲜食品质上等。树势强,成枝力、萌芽力强,树姿开张,1年生枝向阳面主要颜色为赤黄色。叶缘锐锯齿,叶尖长渐尖。花芽较易形成,早果丰产性好,适宜纺锤形栽培。在河北昌黎地区3月中旬花芽开始萌动,8月中旬果实成熟,果实发育期约120 d。适宜在河北昌黎、曹妃甸、泊头及相似生态区种植。Canyu is a new mid-ripening pear cultivar(Pyrus communis)with red skin selected from the seedlings of Red Clapp’s Favorite by Changli Institute of Pomology,Hebei Academy of Agriculture and Forestry Sciences.It was initially selected in 2008 and named 6-29.Through regional adaptability testing at three sites including Changli county,Caofeidian district and Botou city in Hebei province from 2015 to 2023,the main economic characters of 6-29 showed stable.The variety patent of Canyu was obtained in July 2020,and it was approved by the Hebei Provincial Forest Variety Approval Committee in 2024.In Changli area of Hebei province,the flowers bloomed in mid-April,and the flowering period lasted 7-10 days.The fruit development period was around 120 days and could be harvested in mid-August.The tree was vigorous and posture was open.The annual branches were reddish-yellow on the exposed side and straight in shape with short internodes.The leaf buds were adnate.The color of the tender leaves was green.The mature leaves were elliptic in shape with serrate,long gradually acuate and round base.The number of flowers in each inflorescence was from five to seven.The flowers were pink,ovate,and the relative position of the petals was overlap,the position of stamen was lower than that of the stigma.The color of the anther was fuchsia.The fruit shape was wide-necked,has green yellow ground color and nacarat over color.The average fruit mass was 325.1 g.The fruit peel was smooth with few russeting,the fruit dots were dense and medium in size.The color of fthe lesh was creamy white,melting and rich juicy,tasteed sour-sweet.The texture was fine with aroma.The fruit had no seeds.The soluble solids content was 14.5%with little stone cell and residue.The hardness of the flesh was 1.62 kg·cm-2.The quality was excellent.Canyu had a high bud burst capability and branch development capability.The fruit mainly beared fruits on the short branches,the fruit setting rate was high.The continuous fruiting capacity of the branches was strong.After

关 键 词：梨 新品种 灿玉 中熟 红皮 

分 类 号：S661.2[农业科学—果树学]