冬小麦-夏玉米轮作“双晚”种植模式下的品种匹配与资源效率
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闫岩, 张钰石, 刘础荣, 任丹阳, 刘洪润, 刘雪晴, 张明才, 李召虎
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Variety matching and resource use efficiency of the winter wheat-summer maize “double late” cropping system
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YAN Yan, ZHANG Yu-Shi, LIU Chu-Rong, REN Dan-Yang, LIU Hong-Run, LIU Xue-Qing, ZHANG Ming-Cai, LI Zhao-Hu
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表5 不同玉米品种的籽粒灌浆特征
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Table 5 Grain filling parameters of different summer maize varieties
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品种
Variety | 2018 | 2019 | Gmax
(mg d-1 grain-1) | Gmean
(mg d-1 grain-1) | Tmax
(d) | P
(d) | Gmax
(mg d-1 grain-1) | Gmean
(mg d-1 grain-1) | Tmax
(d) | P
(d) | | 郑单958 Zhengdan 958 | 11.53 c | 7.83 c | 22.9 a | 50.5 a | 11.75 c | 7.93 bc | 26.8 a | 49.5 a | | 浚单20 Xundan 20 | 11.27 d | 7.65 c | 21.0 c | 48.7 b | 11.46 c | 7.78 c | 24.2 d | 47.8 b | | 登海605 Denghai 605 | 11.61 c | 7.89 bc | 21.4 bc | 49.8 a | 12.18 b | 8.24 b | 25.1 c | 48.0 b | | 伟科702 Weike 702 | 12.15 b | 8.17 bc | 22.1 b | 49.6 a | 11.99 bc | 8.15 b | 25.9 b | 48.1 b | | 先玉335 Xianyu 335 | 12.28 b | 8.34 b | 21.8 b | 46.7 c | 12.98 a | 8.76 a | 25.3 bc | 46.6 c | | 迪卡517 Dika 517 | 10.78 e | 7.31 c | 20.2 d | 45.9 c | 11.57 c | 7.73 c | 24.6 cd | 46.0 c | | MC670 | 13.07 a | 8.87 a | 20.9 c | 48.5 b | 13.39 a | 9.09 a | 24.8 c | 48.0 b | | 农华816 Nonghua 816 | 11.59 c | 7.86 bc | 20.7 cd | 49.7 a | 12.21 b | 8.26 b | 24.8 c | 46.4 c | | 平均值 Mean | 11.79 | 7.99 | 21.4 | 48.7 | 12.19 | 8.24 | 25.2 | 47.6 |
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