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2 常规灌溉条件下不同冬小麦品种籽粒灌浆特征参数
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Table 2 Grain filling parameters of different winter wheat varieties under W3 treatment
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品种
Variety | 2017-2018 | 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) | | 农大3486 Nongda 3486 | 2.27 c | 1.53 ab | 23.6 b | 32.0 c | 2.46 b | 1.62 b | 19.6 ab | 31.7 c | | 冀麦325 Jimai 325 | 2.45 b | 1.58 b | 24.6 a | 33.3 b | 2.51 b | 1.67 b | 19.9 a | 31.1 c | | 邯麦16 Hanmai 16 | 1.86 e | 1.25 d | 23.0 b | 35.1 a | 1.84 d | 1.23 d | 20.0 a | 33.1 b | | 石麦15 Shimai 15 | 2.38 b | 1.51 b | 23.4 b | 32.0 c | 2.48 c | 1.65 c | 18.9 b | 33.1 b | | 济麦22 Jimai 22 | 2.40 a | 1.59 a | 23.0 b | 33.4 b | 2.49 b | 1.67 b | 19.1 b | 33.3 b | | 山农20 Shannong 20 | 2.48 a | 1.65 a | 23.1 b | 33.7 b | 2.51 b | 1.65 b | 20.0 a | 33.7 b | | 鑫麦296 Xinmai 296 | 2.41 a | 1.58 a | 22.6 b | 30.5 d | 2.63 a | 1.76 a | 18.4 c | 30.1 d | | 农大399 Nongda 399 | 2.12 d | 1.40 c | 21.4 c | 31.2 d | 2.17 c | 1.43 c | 18.3 c | 32.8 a | | 平均值 Mean | 2.30 | 1.51 | 23.1 | 32.7 | 2.39 | 1.59 | 19.3 | 32.4 |
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