彩色马铃薯新品种石薯4号的选育  

A New Colorful Potato Variety——‘Shishu No.4’

作　　者：胡金雪 张淑青[1] 相丛超 封志明[1] 李东玉[1] 贾明飞 樊建英[1] HU Jinxue;ZHANG Shuqing;XIANG Congchao;FENG Zhiming;LI Dongyu;JIA Mingfei;FANJianying(Shijiazhuang Academy of Agricultural and Forestry Science,Shijiazhuang 050041,Hebei,China)

机构地区：[1]石家庄市农林科学研究院,河北石家庄050041

出　　处：《中国蔬菜》2023年第3期113-115,共3页China Vegetables

基　　金：河北省现代农业产业技术体系薯类产业创新团队专项(HBCT2018080202);河北省重点研发计划项目-现代种业科技创新专项(21326336D);石家庄市技术创新中心建设项目。

摘　　要：石薯4号是以彩色马铃薯品种黑美人为母本、马铃薯品系D-2-5-3为父本,通过有性杂交、系统选育得到的鲜食型彩色马铃薯新品种。早熟,生育期约72 d(天);株高67 cm左右,株型直立,分枝中等;薯块长椭圆形,紫黑皮深紫肉,薯皮光滑,芽眼浅;平均单株结薯数4.5个,块茎整齐,匍匐茎中等;薯块VC含量135.62 mg·kg^(-1),花青素含量1559.4 mg·kg^(-1);商品薯率90%以上,每667 m^(2)产量1900 kg左右,田间对早疫病、晚疫病的抗性强于对照黑金刚,中抗黑痣病,适宜在河北省二季作区种植。‘Shishu No.4’is a new colorful table potato variety developed by crossing‘Heimeiren’as female parent and‘D-2-5-3’as male parent through sexual hybridization and systematic selection.It is of early maturity.Its growth period is about 72 days.The plant is about 67 cm in height.It is upright type.The branches are in medium quantity.The tuber is of oval shape with purple-black peel and dark purple pulp.The surface of tuber is smooth.Its bud eye is shallow.The average number of potatoes is 4.5 per plant.The tubers are neat.Its stolon is of medium size.The contents of VC and anthocyanin are 135.62 mg·kg^(-1),1559.4 mg·kg^(-1),respectively.The rate of commercial potatoes is more than 90%.Its yield is about 28.5 t·hm^(-2).Its resistance to early blight and late blight are stronger in fields than that of the contrast‘Heijin′gang’.It is middle resistant to potato black scurf.It is suitable for planting in the second cropping area of Hebei Province.

关 键 词：彩色马铃薯 石薯4号 有性杂交 系统选育 

分 类 号：S532[农业科学—作物学]