茎用莴苣(莴笋)新品种绵高青1号的选育  

A New Asparagus Lettuce Variety—‘Miangaoqing No.1’

作　　者：李家慧 徐冬梅 文静 张杰 黄海涛 王治斌 牛义松 LI Jiahui;XU Dongmei;WEN Jing;ZHANG Jie;HUANG Haitao;WANG Zhibin;NIU Yisong(Mianyang Institute of Agricultural Sciences,Mianyang 621023,Sichuan,China)

机构地区：[1]绵阳市农业科学研究院,四川绵阳621023

出　　处：《中国蔬菜》2025年第2期163-165,F0003,共4页China Vegetables

基　　金：四川省大宗蔬菜创新团队项目(SCCXTD-2024-05)。

摘　　要：绵高青1号是以优选株系MS-5为母本,以成都地方品种青洋棒为父本杂交后采用系统选育法育成的三青高桩型茎用莴苣(莴笋)新品种。早熟,生育期103 d(天)左右。平均株高56.2 cm,开展度51.3 cm,叶片长椭圆形,叶色深绿;肉质茎长纺锤形,外皮绿色,肉翠绿色,平均纵径36.8 cm,横径4.67 cm,节间长度1.24 cm;种子黄色。平均单株鲜质量0.69 kg,净菜率79.0%,每667 m^(2)产量3000 kg左右,免植物生长调节剂调控,高抗霜霉病,适宜四川省及相似生态区域种植。‘Miangaoqing No.1’is a new Sanqing and high pile type asparagus lettuce variety,bred through systematic selection after cross-breeding using preferred line‘MS-5’as female parent and Chengdu local variety‘Qingyangbang’as male parent.It is of early maturing,with growth period of about 103 days.The average plant height is 56.2 cm,and spread is 51.3 cm.The leaves are long oval,dark green in color.The succulent stem is fusiform,green skin and green flesh,with 36.8 cm in length,4.67 cm in diameter,1.24 cm in internode length.The seeds are yellow.The average fresh weight per plant is 0.69 kg,pure vegetable rate is 79.0%,and the yield is about 45 t·hm^(-2).The plant is not regulated by plant growth regulators,and it is highly resistant to downy mildew.It is suitable for planting in Sichuan Province and similar ecological areas.

关 键 词：茎用莴苣(莴笋) 绵高青1号 三青类型 

分 类 号：S63[农业科学—蔬菜学]