中国蔬菜

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马铃薯新品种陇薯22 号的选育

李建武1,2, 张 荣1,2 ,李高峰1,2 ,李 掌1 ,王树林1,2 ,文国宏1,2*   

  1. 1甘肃省农业科学院马铃薯研究所,甘肃兰州 730070;2 国家种质资源渭源观测实验站,甘肃渭源 748201
  • 收稿日期:2022-12-17 出版日期:2023-08-01 发布日期:2023-04-04
  • 通讯作者: 文国宏,男,研究员,专业方向:马铃薯新品种选育,电话:0931-7614924,E-mail:wgh1966@126.com
  • 作者简介:李建武,男,研究员,专业方向:马铃薯遗传育种,电话:0931-7614924,E-mail:ljw0931@163.com
  • 基金资助:
    甘肃省科技重大专项(21ZD11NA002),国家现代农业产业技术体系项目(CARS-09-P06),甘肃省农业科学院生物育种专项(2020GAAS10),国家自然科学基金项目(31760410),甘肃省现代丝路寒旱农业科技支撑项目(GSLK-2021-8)

A New Potato Variety —‘Longshu No.22’

LI Jianwu1,2,ZHANG Rong1,2,LI Gaofeng1,2,LI Zhang1,WANG Shulin1,2,WEN Guohong1,2*   

  1. 1Institute of Potato,Gansu Academy of Agricultural Sciences,Lanzhou 730070,Gansu,China;2National Germplasm Resources Agricultural Experimental Station,Weiyuan 748201,Gansu,China
  • Received:2022-12-17 Online:2023-08-01 Published:2023-04-04

摘要: 陇薯22 号是以陇薯7 号为母本,以品系L0527-4 为父本,通过有性杂交、无性系鉴定筛选育成的鲜食兼主食加工型马铃薯新品种。晚熟,生育期125 d(天)左右;株型半直立,株高75~80 cm,茎、叶绿色,花冠较大、白色、近五边形;薯块椭圆形,薯皮微网纹,黄皮黄肉,芽眼浅,干物质含量265.7 g · kg-1,粗淀粉含量197.3 g · kg-1;平均单株结薯数5.5 个,单薯质量113.7 g,大中薯率80% 以上,每667 m2 产量1 900 kg 左右,田间对晚疫病、花叶病毒病的抗性与对照陇薯6 号相当,适宜甘肃省高寒阴湿、二阴地区及半干旱地区种植。

关键词: 马铃薯, 陇薯22 号, 选育

Abstract: ‘Longshu No.22’is a new potato variety through sexual hybridization,selection and identification with‘Longshu No.7’as female parent and‘L0527-4’as male parent.It is of late maturity.The growth period is about 125 days,the plant with 75-80 cm high,green stems and leaves is semi erect.The corolla with white and nearly pentagonal is large.The tuber with yellow skin and yellow flesh,and shallow eyes is oval shape.The dry matter content is 265.7 g · kg-1,starch content is 197.3 g · kg-1.The weight of single tubers was about 113.7 g,the proportion of large and medium tubers was more than 80%.The yield is about 28.5 t · hm-2.This resistance of field to late blight and mosaic virus disease was similar to that of the control‘Longshu No.6’.It is suitable for planting in high cold and damp area,semi-arid region of Gansu Province.

Key words: potato;&lsquo, Longshu No.22&rsquo, ;breeding