灌水时间和灌水比例对单套作玉米产量 及水分利用效率的影响

彭霄,蒲甜,杨峰,杨文钰,王小春

Effects of Irrigation Time and Ratio on Yield and Water Use Efficiency of Maize Under Monoculture and Intercropping

Xiao PENG,Tian PU,Feng YANG,WenYu YANG,XiaoChun WANG

表4 不同处理对玉米生育阶段耗水量、耗水模系数和耗水强度的影响

Table 4 Effects of different treatments on water consumption, water consumption percentage and diurnal water consumption at different growth stages of maize (2016)

处理 Treatment 播种—拔节期 Sowing-Jointing stage 拔节—抽雄期 Jointing-Tasseling stage 抽雄—灌浆期 Tasseling-Filling stage 灌浆—成熟期 Filling-Mature stage CA (mm) CP (%) CD (mm) CA (mm) CP (%) CD (mm) CA (mm) CP (%) CD (mm) CA (mm) CP (%) CD (mm) A1B1 139.19a 29.60c 3.02a 101.67d 21.62c 4.84d 98.88b 21.03b 4.30b 129.56d 27.55d 4.18d A1B2 138.59a 29.98ab 3.02a 102.27d 22.13b 4.87d 65.57d 14.19d 2.85d 155.77c 33.70c 5.03c A1B3 138.74a 30.31a 3.02a 144.21b 31.51a 6.87b 2.31e 0.50e 0.10e 172.41b 37.67b 5.56b A2B1 138.92a 29.81bc 3.03a 103.14c 22.13c 4.96c 107.12a 22.99a 4.66a 120.07e 25.77e 3.87e A2B2 138.80a 29.87bc 3.01a 103.02c 22.17c 4.91c 72.04c 15.50c 3.13c 154.91c 33.33c 5.00c A2B3 138.73a 29.00d 3.02a 151.48a 31.67a 7.21a 0.82f 0.17f 0.04f 188.97a 39.50a 6.10a F值F-value A 0.01 38.89** 0.00 7.49* 158.30** 6.90* 630.32** 283.92** 779.54** 630.32** 0.79 8.13* B 1.39 6.46* 1.15 49574.85** 54821.90** 42507.89** 152512.30** 47811.32** 144910.63** 152512.30** 3227.87** 1937.71** A×B 0.51 50.93** 0.38 588.30** 100.80** 507.30** 526.91** 137.67** 368.76** 526.91** 74.84** 110.18**