江苏淮南麦区近17年小麦品种产量性状及聚类分析  

Yield Character and Cluster Analysis of Wheat Varieties in Huainan Area of Jiangsu Province in Recent 17 Years

作　　者：陈次娥 张安存[1] 王先如 邓世峰 吴明 CHEN Cie;ZHANG Ancun;WANG Xianru;DENG Shifeng;WU Ming(Yancheng Institute of Breeding,Dahua Seed Industry Group Co.,LTD.,Dongtai Jiangsu 224236,China)

机构地区：[1]江苏省大华种业集团有限公司育种研究院盐城所,江苏东台224236

出　　处：《耕作与栽培》2020年第5期31-33,36,共4页Tillage and Cultivation

摘　　要：分析2002—2018年审定推广的46个品种在江苏省区域试验产量表现,并对其农艺及经济性状进行相关分析,结果表明,淮南麦区小麦高产育种及配套栽培技术主要在保证一定的穗数基础上,较大幅度提高千粒重、每穗粒数。超高产品种穗数35万/667m^2,穗粒数40粒左右,千粒重44g以上。株高85cm左右最为适宜,淮南麦区小麦收获期雨水多,后期容易发生病虫害加重和干热风现象,生育期210d左右最佳。By analyzing the yield performance of 46 varieties approved and popularized in jiangsu province from 2002 to 2018,and analyzed their agronomic and economic traits.The results showed that the high-yielding breeding and supporting cultivation techniques of wheat in Huainan wheat region mainly increased the 1000-grain weight and the number of grains per panicle on the basis of ensuring a certain number of panicles.The super-high-yield varieties had 350,000 panicle numbers/667 m^2,about 40 panicle grains and over 44 g 1000-grain weight.The plant height of about 85 cm is the most appropriate.In Huainan wheat region,there was much rain in the harvest period,and diseases and insect pests were prone to increase and dry and hot wind phenomenon in the later period.The growth period of about 210 days was the best.

关 键 词：小麦 产量 相关 聚类 

分 类 号：S512.1[农业科学—作物学]