豇豆新品种桂豇2号的选育  

A New Cowpea Variety—‘Guijiang No.2'

作　　者：赵坤[1] 张朝明[1] 莫永诚 陈振东[1] 吴永官[1] 李文嘉[1] ZHAO Kun;ZHANG Chao-ming;MO Yong-cheng;CHEN Zhen-dong;WU Yong-guan;LI Wen-jia(Research Institute of Vegetables,Guangxi Academy of Agricultural Sciences,Nanning 530007,Guangxi,China)

机构地区：[1]广西农业科学院蔬菜研究所,广西南宁530007

出　　处：《中国蔬菜》2018年第5期77-80,共4页China Vegetables

基　　金：广西科技重大专项(桂科AA17204039;桂科AA17204042);广西创新驱动发展专项资金项目(桂科AA17204046-3);广西科技计划项目(桂科AA16380022);广西科技基地和人才专项(桂科AD17129042);广西农业科学院基本科研业务专项优势学科团队项目(桂农科2018YT23)

摘　　要：桂豇2号是以广西南宁市农家品种甜肉豆角的优选单株M133-6为母本,以广东阳江农家品种黑籽豆角的优选单株F12-5为父本进行杂交,经系统选育而成的中熟豇豆新品种。主侧蔓均可结荚,始花节位为第4~6节,每花序可结荚2~3条,商品荚浅绿色,平均荚长55 cm,单荚质量约30 g,豆荚肉厚,味甜。春季播种至始收约55 d(天),夏秋季播种至始收约50 d(天),全生育期90~110 d(天),产量1 900~2 000 kg·(667 m^2)^(-1)。田间对锈病、白粉病、煤霉病的抗性均优于广西当地豇豆主栽品种华珍豆角。适宜华南地区春秋季种植。‘Guijiang No.2’is a new mid-maturing cowpea variety developed by crossing‘M133-6’as female parent and‘F12-5’as male parent through systematic selection.Its pods can bear on both main and lateral vines.The first flower sets on the 4-6th node.Each inflorescence could bear 2-3 pods.The commercial pod is light green in color and average pod length is 55 cm.The single pod weight is about 30 g.Its pod pulp is fleshy and sweet.In spring,it takes 55 days from sowing to harvest,and 50 days in autumn.The whole growing period is 90-110 days.It can yield 28.5-30.0 t·hm-2.Its resistances to rust,powdery mildew,sooty blotch in field are better than that of the local main cultivar‘Huazhendoujiao’from Guangxi Province.It is suitable for cultivation in southern China in spring and autumn.

关 键 词：豇豆 桂豇2号 系统选育 

分 类 号：S643.4[农业科学—蔬菜学]