淮北地区优质食味粳稻温光适应性和最佳播种期
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许方甫,卞金龙,韩超,陈志青,刘国栋,邢志鹏,胡雅杰,魏海燕,张洪程
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Temperature and Light Adaptability of High-Quality Japonica Rice and Optimum Seeding Date in Huaibei Region
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XU FangFu,BIAN JinLong,HAN Chao,CHEN ZhiQing,LIU GuoDong,XING ZhiPeng,HU YaJie,WEI HaiYan,ZHANG HongCheng
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表7 不同播期处理下主要生育阶段水稻日均辐射量的差异
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Table 7 Mean daily radiation in the main fertility stage difference between the two fertility types of rice varieties at seven sowing dates in 2017 and 2018 (MJ·m-2·d-1)
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类型 Type | 处理 Treatment | 播种-拔节 SD-SE | 拔节-抽穗 SE-HE | 抽穗-成熟 HE-MA | 全生育期 SD-MA | 2017 | 2018 | 2017 | 2018 | 2017 | 2018 | 2017 | 2018 | 中熟中粳 MMMJ | S1 | 24.3a | 21.1g | 19.9a | 23.4a | 15.7a | 19.4a | 20.3a | 21.0a | S2 | 23.8c | 21.9f | 19.6a | 22.3bc | 15.3b | 18.6b | 19.6b | 20.8b | S3 | 24.0b | 22.0e | 18.7c | 22.5b | 15.0c | 18.2c | 19.3c | 20.7c | S4 | 22.3d | 22.9b | 18.4cd | 22.0cd | 14.9c | 17.8d | 18.5d | 20.8b | S5 | 21.9e | 22.8c | 19.1b | 21.7d | 14.6d | 17.5de | 18.4e | 20.5d | S6 | 21.4f | 22.7d | 18.1d | 20.9e | 14.6d | 17.3e | 18.0f | 20.2e | S7 | 20.5g | 23.1a | 17.0e | 19.6f | 14.6d | 16.9f | 17.5g | 19.8f | 均值Mean | 22.6 | 22.4 | 18.7 | 21.8 | 15.0 | 18.0 | 18.8 | 20.5 | 迟熟中粳 LMMJ | S1 | 24.1a | 21.7c | 19.7a | 22.6a | 14.7a | 18.3a | 19.9a | 20.7a | S2 | 24.1a | 21.6c | 18.3ab | 22.5ab | 14.5a | 17.8ab | 19.5b | 20.5ab | S3 | 23.5a | 22.1bc | 17.7b | 22.2ab | 14.8a | 17.4bc | 19.1c | 20.5b | S4 | 21.9b | 23.1a | 17.7b | 21.5bc | 15.1a | 17.1c | 18.5d | 20.6ab | S5 | 21.9bc | 23.1a | 17.4b | 20.9c | 15.1a | 16.5d | 18.3e | 20.2c | S6 | 21.2c | 22.7ab | 17.0b | 20.7c | 15.1a | 16.3d | 18.0f | 19.9d | S7 | 20.2d | 22.4b | 17.5b | 21.0c | 14.7a | 16.3d | 17.5g | 19.8d | 均值Mean | 22.4 | 22.4 | 17.9 | 21.6 | 14.9 | 17.1 | 18.7 | 20.3 | 年度(Y) | ** | ** | ** | ** | 类型(T) | * | ** | ** | ** | 播期(S) | ** | ** | ** | ** | 年度×类型(Y×T) | * | * | ** | ** | 年度×播期(Y×S) | ** | NS | ** | ** | 类型×播期(T×S) | ** | ** | ** | ** | 年度×类型×播期(Y×T×S) | ** | NS | ** | ** |
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