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7 不同控混肥配比方式下优质食味粳稻各生育阶段净同化率的差异
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Table 7 Differences in net assimilation rate of japonica rice with good taste quality at different growth stages under different combination of controlled-release fertilizers (g·m-2·d-1)
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品种
Cultivar | 处理
Treatment | 播种至拔节 SS-JS | 拔节至抽穗 JS-HS | 抽穗至成熟 HS-MS | | 2018 | 2019 | 2018 | 2019 | 2018 | 2019 | | 南粳9108 Nanjing9108 | 60 d+40 d | 2.202a | 2.093a | 3.367d | 3.665e | 2.574c | 2.742c | | 60 d+80 d | 2.192a | 2.079a | 3.400d | 3.694e | 2.593bc | 2.744c | | 80 d+60 d | 2.164a | 2.052ab | 3.633c | 3.952d | 2.609bc | 2.768bc | | 80 d+100 d | 2.093b | 2.008bc | 3.803bc | 4.097c | 2.616b | 2.770bc | | 100 d+80 d | 2.041c | 1.981c | 3.938ab | 4.312b | 2.618b | 2.799b | | 100 d+120 d | 2.028c | 1.983c | 3.929ab | 4.325b | 2.604bc | 2.819ab | | CK | 2.029c | 1.879d | 4.010a | 4.471a | 2.731a | 2.864a | | 丰粳1606 Fengjing1606 | 60 d+40 d | 1.991a | 2.069a | 3.244d | 3.320c | 2.482c | 2.557c | | 60 d+80 d | 1.998a | 2.058a | 3.283d | 3.355c | 2.503bc | 2.571bc | | 80 d+60 d | 1.978a | 2.038a | 3.432c | 3.571b | 2.527bc | 2.571bc | | 80 d+100 d | 1.886b | 2.019ab | 3.666b | 3.684b | 2.529bc | 2.595abc | | 100 d+80 d | 1.834bc | 1.944bc | 3.766b | 3.870a | 2.541b | 2.613ab | | 100 d+120 d | 1.817bc | 1.906cd | 3.691b | 3.860a | 2.553b | 2.631a | | CK | 1.757c | 1.825d | 3.971a | 4.004a | 2.612a | 2.639a |
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