马铃薯新品种‘中加7’的选育  

Selection and Breeding of New Potato Variety'Zhongjia 7'

作　　者：李燕 刘广晶 吕文霞 包美丽[2] 田艳花 林团荣 熊志勇 范龙秋 王伟 张志成 LI Yan;LIU Guangjing;LU Wenxia;BAO Meili;TIAN Yanhua;LIN Tuanrong;XIONG Zhiyong;FAN Longqiu;WANG Wei;ZHANG Zhicheng(Inner Mongolia Zhongjia Agricultural Biotechnology Co.,Ltd.,Siziwang,Inner Mongolia 011800,China;Keerqin Agricultural Technology Extension Center,Tongliao,Inner Mongolia 028000,China;Wulanchabu Institute of Agriculture and Forestry Sciences,Wulanchabu,Inner Mongolia 012000,China;Inner Mongolia University,Hohhot,Inner Mongolia 010021,China)

机构地区：[1]内蒙古中加农业生物科技有限公司,内蒙古四子王旗011800 [2]通辽市科尔沁区农业技术推广中心,内蒙古通辽028000 [3]乌兰察布市农林科学研究所,内蒙古乌兰察布012000 [4]内蒙古大学,内蒙古呼和浩特010021

出　　处：《中国马铃薯》2023年第4期380-384,共5页Chinese Potato Journal

摘　　要：‘中加7’是以‘费乌瑞它’为母本,‘BQ-46’为父本,通过有性杂交选育而成的鲜食马铃薯新品种。2021年通过农业农村部非主要农作物品种登记,登记编号:GPD马铃薯(2021)150003。中熟,生育期85 d左右。株型直立,植株生长势较强,茎、叶绿色,花冠白色,开花繁茂,可自然结实。块茎椭圆形,薯皮黄色,薯肉淡黄色,芽眼平浅,结薯集中。干物质含量21.50%,淀粉含量17.49%,蛋白质含量1.74%,维生素C含量42.50 mg/100 g,还原糖含量0.10%。单株结薯数4~7个,平均单薯重181.05 g,商品薯率83.10%。在2020年生产试验中,‘中加7’平均产量3026 kg/667m^(2),较对照‘费乌瑞它’(2390 kg/667m^(2))增产26.61%。对马铃薯X病毒(Potato virus X,PVX)病表现感病,中抗马铃薯Y病毒(Potato virus Y,PVY)病,中感晚疫病。适宜在北方一作区内蒙古自治区、河北省、陕西省春季种植,中原二作区山东省春季种植,南方冬作区广西壮族自治区冬季种植。'Zhongjia 7'is a new potato variety for fresh market,developed from sexual crossing with'Favorita'as female parent and'BQ-46'as male parent.In 2021,it was registered as a non staple crop variety by the Ministry of Agriculture and Rural Affairs,with the registration number of GPD Potato(2021)150003.'Zhongjia 7'is a mid-maturing variety with a growth duration of about 85 days.The plant type is upright with strong growth potential.The stems and leaves are green,and corollas are white.The flowers bloom profusely which can bear fruits naturally.The tuber is oval shaped,with yellow skin,light yellow flesh,shallow eyes and short stolons.The tuber has 21.50%dry matter,17.49%starch,1.74%protein,42.50 mg/100 g vitamin C and 0.10%reducing sugar.Tuber set per plant is 4-7,with mean tuber weight of 181.05 g and marketable tuber percentage of 83.10%.In the pilot production trial in 2020,the average yield of'Zhongjia 7'was 3026 kg/667m^(2),which was 26.61%higher than that of the control'Favorita'(2390 kg/667m^(2)).It is susceptible to potato virus X(PVX)and moderately susceptible to late blight,but moderately resistant to potato virus Y(PVY).'Zhongjia 7'is suitable for spring planting in Inner Mongolia Autonomous Region,Hebei Province and Shaanxi Province of north one cropping zone and in Shandong Province of Central Plains double cropping zone,and for winter planting in Guangxi Zhuang Autonomous Region of southern winter cropping zone.

关 键 词：马铃薯 中加7 产量 品质 抗病性 

分 类 号：S532[农业科学—作物学]