长沙县杂交中稻品种筛选试验OACSTPCD
Selection Experiment of Hybrid Rice Varieties in Changsha County
为筛选出适合长沙县气候条件的高产杂交中稻品种,以臻两优 5438、宸两优 665、青香优 261 等 15 个中稻品种和Y两优1 号(对照品种)为试验材料,2023 年在长沙县春华镇龙王庙村开展品种筛选试验.结果表明:参试品种中有 4 个品种表现优异,与Y两优 1 号(CK)比较,其产量增幅均大于 5%,其中珂两优 1019 产量最高,达10 561.5 kg/hm2,比CK增产 16.7%,其全生育期 130 d;玮两优 7713 产量位居第 2,为 10 522.5 kg/hm2,其全生育期128 d;两优5077 产量排第3,为9 882.0 kg/hm2;卓两优1126 产量位居第4,为9 534.0 kg/hm2.综合生育期、产量、主要农艺性状和抗性等指标,珂两优 1019、玮两优 7713、两优 5077 和卓两优 1126 适宜在长沙县推广种植.
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.
罗志英;李胜军;柳意能;李诚
长沙县春华镇人民政府,湖南 长沙 410139长沙县农业农村局,湖南 长沙 410100长沙市农业技术推广中心,湖南 长沙 410006
农业科学
杂交中稻品种筛选长沙县
hybrid medium ricevarietyscreeningChangsha County
《作物研究》 2024 (001)
44-49 / 6
长沙县人民政府项目(长县农组发[2022]1号).
评论