菊芋新品种青芋7号的选育  

A New Jerusalem Artichoke Variety——‘Qingyu No.7’

作　　者：赵孟良[1] 王金贵 郑开福 任延靖 ZHAO Mengliang;WANG Jingui;ZHENG Kaifu;REN Yanjing(Qinghai University,Xining 810016,Qinghai,China)

机构地区：[1]青海大学,青海西宁810016

出　　处：《中国蔬菜》2024年第9期124-126,共3页China Vegetables

基　　金：青海省科技厅应用基础研究项目(2022-ZJ-736);青海省中央引导地方科技发展基金项目(2024ZY047);2023年度青海省“昆仑英才·高端创新创业人才”项目。

摘　　要：青芋7号是由河南地方优良菊芋农家种经单株系统选育而成的加工型中晚熟菊芋新品种。全生育期175 d(天)左右,株高160~200 cm,分枝数17~22个;块茎呈瘤状,分布较集中,外皮红色,肉白色,平均块茎质量36.2 g,表面光滑,须根少;干物质含量192.0 g · kg^(-1),可溶性糖含量57.0 g · kg^(-1),粗蛋白含量20.6 g · kg^(-1),粗纤维含量6.7 g · kg^(-1),川水地栽培每667 m2产量可达5 800 kg,适宜在青海省川水地、浅山地种植。‘Qingyu No.7’is a new breed of processed middle and late maturity Jerusalem artichoke,which was selected and bred by single plant system.The whole growth period was about 175 days,the plant height was 160-200 cm,and the number of branches was 17-22.The tubers were nodular,with red skin and white flesh,average tuber weight 36.2 g,smooth surface and few fibrous roots.The dry matter content is 192.0 g · kg~(-1),soluble sugar content is 57.0 g · kg~(-1),crude protein content is 20.6 g · kg~(-1),and crude fiber content is 6.7 g · kg~(-1).The yield can reach 87 t · hm~(-2),which is suitable for planting in riparian land and shallow mountains in Qinghai Province.

关 键 词：菊芋 青芋7号 中晚熟 

分 类 号：S632.9[农业科学—蔬菜学]