优质食味粳稻控混肥一次性基施效应
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蒋伟勤,胡群,俞航,马会珍,任高磊,马中涛,朱盈,魏海燕,张洪程,刘国栋,胡雅杰,郭保卫
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Effect of One-Time Basal Application of the Mixed Controlled-Release Nitrogen Fertilizer in Japonica Rice with Good Taste Quality
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JIANG WeiQin,HU Qun,YU Hang,MA HuiZhen,REN GaoLei,MA ZhongTao,ZHU Ying,WEI HaiYan,ZHANG HongCheng,LIU GuoDong,HU YaJie,GUO BaoWei
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表6 不同控混肥配比方式下优质食味粳稻叶面积指数的差异
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Table 6 Differences in LAI of japonica rice with good taste quality under different combination of controlled-release fertilizer
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品种
Cultivar | 处理
Treatment | 拔节期
Jointing | 抽穗期
Heading | 成熟期
Maturity | 叶面积衰减率
Decreasing rate of leaf area (LAI·d-1) | | 2018 | 2019 | 2018 | 2019 | 2018 | 2019 | 2018 | 2019 | | 南粳9108 Nanjing9108 | 60 d+40 d | 5.37a | 5.15a | 6.96c | 7.54c | 2.93d | 3.19d | 0.0823a | 0.0870a | | 60 d+80 d | 5.33a | 5.13a | 7.05c | 7.58bc | 3.03d | 3.21d | 0.0821a | 0.0875a | | 80 d+60 d | 5.10b | 4.99ab | 7.28b | 7.73b | 3.26bc | 3.44bc | 0.0820a | 0.0857a | | 80 d+100 d | 5.08b | 4.89b | 7.44ab | 7.97a | 3.41ab | 3.62ab | 0.0823a | 0.0871a | | 100 d+80 d | 4.97b | 4.71c | 7.61a | 8.12a | 3.61a | 3.78a | 0.0816a | 0.0868a | | 100 d+120 d | 4.96b | 4.66cd | 7.51a | 8.10a | 3.51a | 3.79a | 0.0816a | 0.0860a | | CK | 4.72c | 4.52d | 7.27b | 7.63bc | 3.07cd | 3.27cd | 0.0856a | 0.0871a | | 丰粳1606 Fengjing1606 | 60 d+40 d | 5.13a | 5.23a | 6.93c | 7.30d | 3.22c | 3.42d | 0.0757a | 0.0761a | | 60 d+80 d | 5.12a | 5.22a | 6.99c | 7.36cd | 3.26bc | 3.47d | 0.0762a | 0.0763a | | 80 d+60 d | 5.02ab | 5.07ab | 7.13bc | 7.55bc | 3.41b | 3.72bc | 0.0760a | 0.0751a | | 80 d+100 d | 4.94ab | 4.99b | 7.33ab | 7.72ab | 3.62a | 3.84b | 0.0758a | 0.0762a | | 100 d+80 d | 4.83b | 4.92b | 7.49a | 7.89a | 3.78a | 4.01a | 0.0757a | 0.0760a | | 100 d+120 d | 4.82b | 4.91b | 7.45a | 7.86a | 3.79a | 4.03a | 0.0746a | 0.0750a | | CK | 4.56c | 4.60c | 7.12bc | 7.60b | 3.31bc | 3.64c | 0.0777a | 0.0776a |
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