摘要
【目的】综合评价玉米品种的宜机收性,筛选适宜黄淮海玉米产区的机械收粒玉米新品种,为该区域宜机收玉米品种的选育和推广提供参考依据。【方法】采用熵值赋权的DTOPSIS法和灰色局势决策法,对2017—2018年10个新审定和生产上的主栽玉米品种进行综合评价。【结果】DTOPSIS法计算结果表明,按照10个玉米品种与理想解的相对接近度Ci排序为京农科728>粒收1号>豫单9953>新单68>创玉107>先玉335>迪卡517>华皖267>怀川39>郑单958,综合产量和宜机收性状,京农科728和豫单9953两个品种表现较好。灰色局势决策法计算结果表明,各参试品种的加权综合效果测度值排序为京农科728>粒收1号>豫单9953>先玉335>新单68>创玉107>迪卡517>怀川39>华皖267>郑单958,结合产量和综合优势量化值,同样是京农科728和豫单9953表现较好。两种方法中,京农科728、粒收1号、豫单9953、迪卡517和郑单958等5个品种的排序基本一致,其余5个品种的综合评价排序稍有不同。【结论】两种评价方法均能客观全面评价玉米品种的宜机收性,但灰色局势决策法分类更准确,计算过程也相对简单。依据各品种的产量和宜机收性综合评价10个参试玉米品种,初步筛选出适宜黄淮海玉米产区的高产宜机收品种为京农科728和豫单9953。
【Objective】Comprehensive evaluation of characteristics of mechanical kernel harvest was conducted and new maize cultivar suitable for mechanical kernel harvest in the Huanghuaihai maize planting region was selected. It could provide reference for the selection and promotion of cultivars suitable for mechanical kennel harvest in the region.【Method】Two evaluating methods,DTOPSIS mode and grey situation decision based on entropy were adopted in this paper to comprehensively evaluate 10 newly approved and produced main maize cultivars in 2017–2018.【Result】DTOPSIS analysis results indicated the rank order of relative approach degree(C)i of each cultivar was Jingnongke 728>Lishou No.1>Yudan 9953>Xindan 68>Chuangyu 107>Xianyu 335>Dika 517>Huawan 267>Huaichuan 39>Zhengdan 958. Two cultivars Jingnongke 728 and Yudan 9953 performed better in comprehensive yield and suitable traits. Analysis results of grey situation decision method indicated the rank of weighted composite effect value of each cultivars was Jingnongke 728>Lishou No.1>Yudan 9953>Xindan 68>Chuangyu 107> Xianyu 335>Dika 517>Huawan 267>Huaichuan 39>Zhengdan 958. Combined with the quantitative value of yield and comprehensive advantages,the performance of Jingnongke 728 and Yudan 9953 were fine. Among the two methods,the rankings of five cultivars including Jingnongke 728,Lishou No.1,Yudan 9953,Dika 517 and Zhengdan 958 were identical,and the rankings of the other five cultivars were slightly different.【Conclusion】Both evaluation methods can objectively and compre-hensively evaluate characters of mechanical kernel harvest of the maize cultivars,but the gray situation decision method is more accurate and the calculation process is relatively simple. According to the comprehensive evaluation of cultivar yield and suitable traits,the high-yield and suitable harvesting varieties suitable for the Huanghuaihai maize producing region from 10 tested maize cultivars are Jingnongke 728 and Yudan 9953.
作者
夏来坤
齐建双
谷利敏
穆心愿
马智艳
丁勇
唐保军
张凤启
张君
赵发欣
张兰薰
XIA Lai-kun;QI Jian-shuang;GU Li-min;MU Xin-yuan;MAZhi-yan;DING Yong;TANG Bao-jun;ZHANG Feng-qi;ZHANG Jun;ZHAO Fa-xin;ZHANG Lan-xun(Cereal Crops Research Institute,Henan Academy of Agricultural Sciences/Henan Provincial Key Laboratory of Maize Biology,Zhengzhou 450002,China)
出处
《南方农业学报》
CAS
CSCD
北大核心
2019年第9期1953-1959,共7页
Journal of Southern Agriculture
基金
国家重点研发计划项目（2016YFD0300306）
河南省自然科学基金项目（182300410072）
河南省农业科学院自主创新专项（2018ZC08）,河南省农业科学院优秀青年科技基金项目（2018YQ03）
