作物研究2024，Vol.38Issue(1)：44-49,6.
长沙县杂交中稻品种筛选试验
Selection Experiment of Hybrid Rice Varieties in Changsha County
摘要
Abstract
In order to select high-yielding middle hybrid rice varieties suitable for climatic conditions in Changsha County,15 medium rice varieties such as Zhenliangyou 5438,Chen liangyou 5438,Qingxiangyou 261 and Y Liangyou No.1(con-trol variety)were used as experimental materials.The variety screening experiment was carried out in Longwangmiao Vi-llage,Chunhua Town,Changsha County.The results showed that four of the tested varieties performed well,and their yields increased by more than 5%compared with Y Liangyou 1(CK).Among them,Keliangyou 1019 had the highest yield,up to 10 561.5 kg/hm2,which was 16.7%higher than CK,and its whole growth period was 130 d.Weiliangyou 7713 ranked second with 10 522.5 kg/hm2 and its whole growth period was 128 d,and Liangyou 5077 ranked third with 9 882.0 kg/hm2.The yield of Zhuoliangyou 1126 is the fourth,which is 9 534.0 kg/hm2.According to the indexes of growth period,yield,main agronomic characters and resistance,Keliangyou 1019,Weiliangyou 7713,Liangyou 5077 and Zhuoliangyou 1126 are suitable to be popularized and planted in Changsha County.关键词
杂交中稻/品种/筛选/长沙县Key words
hybrid medium rice/variety/screening/Changsha County分类
农业科技引用本文复制引用
罗志英,李胜军,柳意能,李诚..长沙县杂交中稻品种筛选试验[J].作物研究,2024,38(1):44-49,6.基金项目
长沙县人民政府项目(长县农组发[2022]1号). （长县农组发[2022]1号）
