马铃薯新品种中薯7号的引进与特性鉴定

为增加马铃薯生产品种的数量，满足目前福建不同生态区域多样性和农户的需求，福建省农业科学院作物研究所与福建省种子总站于2007年联合从中国农业科学院蔬菜花卉研究所引进了中薯7号新品种。经过多点试验、省区域试验和生产试验，于2012年通过福建省农作物品种审定。该品种生育期88 d ，叶片绿色，茎紫色，单株块茎数6～8个，薯型椭圆形，薯皮淡黄色、光滑，薯肉乳白色（闽审薯2012005），芽眼浅，干物质含量18.38％，食味品质较好，休眠期60 d左右，产量29716～32321 kg ·hm^-2，高感晚疫病。该品种在栽培技术上应注重地块选择与翻耕起垄、备种、播种期选择、密度控制、科学肥水管理、中耕培土、病虫害防治以及及时收获等措施。

Introduction and Characterized of New Potato Variety,Zhongshu 7

To add new potato varieties ,and meet the regional ecological diversification requirement and demand of the farmers ,in 2007 ,the Crop Institute of FAAS and Fujian Provincial Seeds Station jointly introduced a new potato variety ,Zhongshu 7 ,developed by the Institute of Vegetables and Flowers of CAAS .After successful multi-plot trials ,provincial regional and field tests ,it was released by the Fujian provincial authorities in March ,2012. The growth period of Zhongshu 7 was approximately 89 days .It had green leaves ,purple stems ,6-8 tubers per plant , oval-shaped tubers ,faint yellow and smooth skin ,flesh ,shallow eyes ,18.38% dry matter ,and appealing eating quality . Its dormancy was approximately 60 days ,and the yield was 29 716 -32 321 kg·hm^-2 .To achieve high yield ,recommendations on cultivation as follow field selection ,turn over and ridging ,seeds preparation ,sowing time ,planting density ,fertilization ,watering ,intertillage ,disease-and pest-control ,and harvesting are included .