杂交籼稻新组合广8优8318产量形成及其生育特性研究  

Studies on Yield Formation and Growth Characteristics of New Indica Hybrid Rice Combination Guang 8 You 8318

作　　者：马义虎[1] 周翠[1] 何方印 顾天飞 朱练峰[3] 何贤彪[1] 陈剑[1] 齐文 蒋海凌 何‧杰 MA Yihu;ZHOU Cui;HE Fangyin;GU Tianfei;ZHU Lianfeng;HE Xianbiao;CHEN Jian;QI Wen;JIANG Haiing;HE Jie(Taizhou Academy of Agricultural Sciences,Linhai,Zhejiang 317000,China;Agricultural(Aquatic)Technology Extension Center of Xianju County,Xianju,Zhejiang 317300,China;Rice-growing Technology Research and Development Center,China National Rice Research Institute,Hangzhou,Zhejiang 311400,China;Agricultural Technology Extension Center of Huangyan District,Taizhou,Zhejiang318020,China)

机构地区：[1]台州市农业科学研究院,浙江临海317000 [2]仙居县农业(水产)技术推广中心,浙江仙居317300 [3]中国水稻研究所稻作技术研究与发展中心,浙江杭州311400 [4]台州市黄岩区农业技术推广中心,浙江台州318020

出　　处：《杂交水稻》2023年第3期142-149,共8页Hybrid Rice

基　　金：浙江省重大科技专项(2021C02063-3-2);浙江省农业重大技术协同推广计划(2019XTTGLY01);台州市科技研发项目(1901ny03,22nya09);天台县科技特派员项目。

摘　　要：为明确三系杂交籼稻新组合广8优8318在浙江省台州市的产量、品质和生育特性表现,以当地主栽品种中浙优8号为对照(CK),于2018-2021年在该市不同地区进行试验示范。结果表明,广8优8318产量为8.13~9.86 t/hm^(2),稻米品质为部标3级,全生育期124~147 d;与CK相比,该组合表现出产量高、品质等级相同、生育期适宜、分蘖力强、干物质积累量大、收获指数和温光资源利用率高等特点。综上,广8优8318适宜在台州市大面积推广应用。To clarify the grain yield,quality and growth characteristics of the new three-line indica hybrid rice combination Guang 8 You 8318 planted in Taizhou City,Zhejiang Province,the experiments were conducted at different locations of the city from 2018 to 2021,taking the local dominant hybrid rice variety Zhongzheyou 8 as the control(CK).The results showed that the yield of Guang 8 You 8318 was 8.13~9.86 t/hm^(2),the grain quality reached the ministry standard 3 and the whole growth period was 124~147 d.Compared with CK,Guang 8 You 8318 showed the characteristics of higher yield,same quality grade,suitable growth period,stronger tillering ability,larger dry matter accumulation,higher harvest index and higher utilization rate of temperature and light resources.In summary,Guang 8 You 8318 is suitable for large-scale promotion and application in Taizhou.

关 键 词：杂交籼稻 广8优8318 产量 品质 生育特性 

分 类 号：S511.04[农业科学—作物学] S318