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作 者:于沐 杨海棠 胡延岭 刘软枝 石彦召 李盼 韩艳红 朱桢桢 李世忠 郭振超 Yu Mu;Yang Haitang;Hu Yanling;Liu Ruanzhi;Shi Yanzhao;Li Pan;Han Yanhong;Zhu Zhenzhen;Li Shizhong;Guo Zhenchao(Zhengzhou Institute of Agricultural Science and Technology,Zhengzhou 450005,Henan,China;Zhengzhou Machinery Research Institute Co.Ltd.,Zhengzhou 450000,Henan,China;Xinzheng Agricultural Technology Science Research Institute,Xinzheng 451100,Henan,China)
机构地区:[1]郑州市农业科技研究院,河南郑州450005 [2]郑州机械研究所有限公司,河南郑州450000 [3]新郑市农业技术科学研究所,河南新郑451100
出 处:《作物杂志》2024年第6期55-60,共6页Crops
基 金:河南优势特色农业产业科技支撑行动计划项目(20230202002);郑州市科技惠民计划项目(2023KJHM0042)。
摘 要:分析麦套花生品种产量构成,为品种评价及高产育种提供参考。以2016-2017年河南省花生联合体麦套花生区域试验数据为研究对象,对产量及其相关的9个农艺性状进行通径分析和GGE双标图分析。结果显示,出米率的变异范围最小,主茎高、单株果数、单株果重的变异系数较大,具备改良潜力;与产量相关性较大的是百仁重和百果重;直接通径系数最大的性状是百仁重;农艺性状与产量的直接通径系数与相关系数排序不完全一致,主要是受到农艺性状间相互作用及其对产量的间接影响。GGE双标图结果显示,丰产稳产性排名前4的品种为开农79、商花21、洛花1号和郑农花18。在花生品种选育过程中,应侧重对产量有关键影响的性状百仁重、百果重的选择,并控制主茎高、侧枝长、总分枝数和结果枝数。The yield composition of wheat interplanting peanut varieties was analyzed to provide reference for variety evaluation and high-yield breeding.Based on the regional trial data of peanut complex in Henan province from 2016 to 2017,path analysis and GGE biplot analysis of yield and its related nine agronomic traits were performed.The results showed that the variation range of milled rice rate was the smallest,and the variation coefficients of main stem height,number of pods per plant and pod weight per plant were larger,which had the potential for improvement.Yield showed a significant positive correlation with 100-seed weight and 100-pod weight.The direct path coefficient of 100-seed weight was the largest.The order of direct path coefficients and correlation coefficients of agronomic traits and yield were not completely consistent,it was mainly dued to the interaction between agronomic traits and their indirect effects on yield.The results of GGE biplot showed that the top four varieties with high and stable yield were Kainong 79,Shanghua 21,Luohua 1 and Zhengnonghua 18.The selection of 100-seed weight and 100-pod weight,the key factors affecting yield,should be emphasized,and the main stem height,lateral branche length,total branching number and number of pod branches should be controlled in the selection of peanut varieties.
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