红色梨新品种‘红丰梨’的选育  

Breeding report of a new red pear cultivar‘Hongfengli’

作　　者：王家珍[1] 李俊才[1] 蔡忠民[1] 沙守峰[1] 李宏军[1] 姜晓艳[1] WANG Jiazhen;LI Juncai;CAI Zhongmin;SHA Shoufeng;LI Hongjun;JIANG Xiaoyan(Liaoning Institute of Pomology,Xiongyue 115009,Liaoning,China)

机构地区：[1]辽宁省果树科学研究所,辽宁熊岳115009

出　　处：《果树学报》2020年第12期1980-1983,共4页Journal of Fruit Science

基　　金：国家梨产业技术体系营口综合试验站项目(CARS-28-29)。

摘　　要：‘红丰梨’是由‘红茄梨’ב南果梨’杂交选育出的早熟红梨新品种。果实近圆形,表面红色,果面光滑,果肉白色,后熟后肉质细腻多汁,风味酸甜,微香;平均单果质量210 g,最大单果质量360 g,果形指数0.95,每果实含种子8粒。可溶性固形物含量(w,后同)为13.3%,总糖10.84%,可滴定酸0.38%,糖酸比28.5,维生素C 0.0229 mg·g^-1;品质上,果实发育期110 d,在辽宁熊岳地区(东经122°8′55″,北纬40°10′34″)8月中旬果实成熟;每花序7.5朵花,萌芽率65.3%,成枝力3.5。抗逆性较强,高抗枝干病害。货架期14 d,冷藏6个月。可在辽宁鞍山、锦州、葫芦岛及相似气候条件地区栽培。‘Hongfengli’is an early-season pear with excellent appearance.The seeding was derived from a cross between‘Red Clapp’בNanguoli’in 1994 at experimental field.It was initially selected in 1990 for its bright colors and very early ripening time.Through artificial hybridization pollination,240 hybrid seeds were got.After regional adaptability testing at seven sites(including Tieling,Shenyang,Liaoyang,Jinzhou,Huludao,Anshan and Yingkou)in 2007,it was finally selected in 2019.This species is a tall tree,attaining a height of 3 m;the tree is vigorous with ramose crown and upright tree gesture.Young branches are reddish brown,medium density of lenticels.Leaves is elliptic,9.5 cm long,5.1 cm wide.Flower bud is light pink,3.55 cm across.Fruit is mainly nearly round,has yellowishgreen peel with red surface.Its flesh is white,crisp,rich juice,fine texture and aroma.The average fruit weight 210 g,maximum fruit weight 360 g,fruit shape index 0.95;8 seeds per fruit.The content of soluble solid is about 13.3%,the content of total sugar is 10.84%,the content of total acid is 0.38%,the sugar-acid ratio is 28.5,the content of vitamin C is 0.0229 mg·g^-1.Quality is excellent.The fruit development period is 110 d and it matures at the mid August in Xiongyue area;Each inflorescence has 7.5 flowers,the germination rate is 65.3%,and the branching ability is 3.5.It has strong resistance to stress and high resistance to diseases of branches and trunk.The fruit has very long storage-life,cold storage life is 6 months and shelf life is over 14 days,after storage the fruit aroma is quite strong.Suitable cultivation area is Anshan,Jinzhou and Huludao of Liaoning province and other similar climimate areas.This variety can bear fruits the third years after planted,has high yield potential.Orchard should choose neutral sandy soil which is flat and has ability of moisture and fertilizer retention;spacing in the rows and spacing between rows are(2-3)m×4 m,improved spindle shape for tree shape.

关 键 词：梨 新品种 ‘红丰梨’ 

分 类 号：S661.2[农业科学—果树学]