黄淮海平原地区深松和灌水次数对冬小麦- 夏玉米节水增产的影响
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强小嫚,张凯,米兆荣,刘战东,王万宁,孙景生
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Effects of Subsoiling and Irrigation Frequency on Water Saving and Yield Increasing of Winter Wheat and Summer Maize in the Huang-Huai-Hai Plain
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QIANG XiaoMan,ZHANG Kai,MI ZhaoRong,LIU ZhanDong,WANG WanNing,SUN JingSheng
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表5 不同耕作方式和水分处理下作物产量、经济效益及水分生产效率
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Table 5 Crop yields, economic benefits and water productivities for different subsoiling and irrigation schemes
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年份
Year | 处理
Treatments | 冬小麦产量
Winter wheat yield (kg·hm-2) | 夏玉米产量
Summer maize yield (kg·hm-2) | 总耗水量
Water consumption
(mm) | 总产出值
Output
(yuan/hm2) | 水分生产效率
Water productivity (yuan/m3) | | 2016 | QS-2 | 11310a | 10897a | 829.14 | 42317.20a | 5.10a | | QS-3 | 12006a | 10006a | 859.28 | 42422.80a | 4.94a | | XS-2 | 8690b | 12620a | 830.70 | 39310.00a | 4.73b | | XS-3 | 9025b | 12089a | 821.56 | 39197.40a | 4.77b | | CK | 8190b | 9530b | 805.04 | 33266.00b | 4.13c | | 2017 | QS-2 | 10599a | 10803a | 820.23 | 40602.60a | 4.95a | | QS-3 | 9928ab | 10578a | 850.27 | 38766.40ab | 4.56b | | XS-2 | 11011a | 10015a | 821.30 | 40248.20a | 4.90a | | XS-3 | 10285a | 11240a | 845.25 | 40611.00a | 4.80a | | CK | 8394b | 9586b | 815.40 | 33964.40b | 4.17b |
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