耕作方式与灌水次数对砂姜黑土冬小麦水分利用及 籽粒产量的影响

王永华,刘焕,辛明华,黄源,王壮壮,王金凤,段剑钊,冯伟,康国章,郭天财

Effects of Tillage Practices and Irrigation Times on Water Use Efficiency and Grain Yield of Winter Wheat in Lime Concretion Black Soil

WANG YongHua,LIU Huan,XIN MingHua,HUANG Yuan,WANG ZhuangZhuang,WANG JinFeng,DUAN JianZhao,FENG Wei,KANG GuoZhang,GUO TianCai

表6 耕作与灌水对砂姜黑土冬小麦不同生育阶段水分消耗的影响

Table 6 Effects of tillage and irrigation on water consumption of winter wheat at different growth stages

年份 Year 处理 Treatments 播种-拔节 Sowing-Jointing 拔节-开花 Jointing-Anthesis 开花-成熟 Anthesis-Maturity 总耗水量 Total water consumption (mm·hm-2) 耗水量 Water consumption (mm·hm-2) 占比 percent (%) 耗水量 Water consumption (mm·hm-2) 占比 Percent (%) 耗水量 Water consumption (mm·hm-2) 占比 Percent (%) 2015-2016 旋耕RT W0 2308.65a 39.35a 1230.90b 20.98c 2327.70c 39.67c 5867.25f W1 2323.65a 28.30b 2301.45a 28.03a 3585.60b 43.68b 8210.7c W2 2338.65a 25.12c 2284.20a 24.53b 4687.50a 50.35a 9310.50b 深松SS W0 2462.85a 40.37a 1238.40b 20.32c 2397.45c 39.31c 6098.85e W1 2463.60a 29.21b 2354.10a 27.93a 3612.15b 42.86b 8429.25c W2 2471.25a 26.00c 2291.10a 24.19b 4716.60a 49.81a 9470.55a 耕作T 13.31** 6.92* 0.84 0.97 4.93* 3.44 24.65*** 灌水I 0.05 585.01*** 859.91*** 127.7*** 5147.75*** 400.14*** 2410.79*** 耕作×灌水T×I 0.05 0.02 0.39 0.19 0.55 0.18 0.29 2016-2017 旋耕RT W0 3148.35d 45.19b 1611.60e 23.13c 2207.40c 31.68c 6967.35f W1 3424.95bc 35.75c 2768.25b 28.90a 3386.85b 35.35b 9580.20d W2 3461.10b 32.55d 2647.05c 24.90b 4524.00a 42.55a 10632.15b 深松SS W0 3374.70c 45.91a 1738.65d 23.65c 2237.55c 30.44d 7350.90e W1 3444.30bc 35.19c 2881.80a 29.45a 3460.50b 35.36b 9786.60c W2 3558.00a 32.76d 2734.05b 25.17b 4569.90a 42.07a 10861.95a 耕作T 29.36*** 0.42 32.83*** 3.64 5.53* 4.75* 443.3*** 灌水I 48.61*** 1755.29*** 1451.58*** 212.67*** 3998.29*** 624.94*** 26889.15*** 耕作×灌水T×I 8.22** 3.93* 0.38 0.14 0.36 1.92 18.32***