河套地区无膜浅埋滴灌对玉米产量及经济效益的影响
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张梦楠, 张国强, 薛军, 朱西雅, 谢瑞芝, 许高平, 李少昆, 王克如, 明博, 葛均筑
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Effects of No-Film Shallow Buried Drip Irrigation on Maize Yield and Economic Benefits in the Hetao Region
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Zhang Mengnan, Zhang Guoqiang, Xue Jun, Zhu Xiya, Xie Ruizhi, Xu Gaoping, Li Shaokun, Wang Keru, Ming Bo, Ge Junzhu
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表2 不同栽培模式间玉米产量构成因素的变化
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Table 2 Changes of maize yield components among different cultivation modes
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年份
Year | 种植密度
Planting
density | 栽培模式
Cultivation
mode | 穗粒数
Grains
per ear | 千粒重
1000-grain
weight (g) | 穗数
Ear number
(×104/hm2) | | 2023 | LD | FM | 611.10a | 401.79a | 7.10a | | | NM | 598.80a | 400.35a | 7.01a | | | T | 561.33b | 375.11b | 7.01a | | MD | FM | 530.90a | 374.30a | 8.61a | | | NM | 519.51a | 370.92a | 8.65a | | | T | 478.47b | 344.50b | 8.61a | | HD | FM | 477.72a | 340.49a | 10.12a | | | NM | 471.93a | 347.31a | 10.16a | | | T | 428.27b | 316.90b | 10.12a | | 2024 | LD | FM | 555.78a | 427.18a | 7.29a | | | NM | 569.11a | 418.91a | 7.18a | | | T | 521.67b | 390.40b | 7.28a | | MD | FM | 518.44a | 390.55a | 8.64a | | | NM | 514.89a | 389.57a | 8.79a | | | T | 472.40b | 354.50b | 8.49a | | HD | FM | 473.11a | 364.65a | 10.21a | | | NM | 475.44a | 365.08a | 10.27a | | | T | 446.67b | 338.00b | 9.80a |
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