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1 不同处理对玉米各生育阶段棵间蒸发量的影响

Table 1 Effects of different treatments on evaporation of maize at different growth stages of maize (mm·d-1)

年份 Year 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 2016 A1B1 0.94a 3.55e 0.65b 0.54c A1B2 0.98a 3.67e 0.64b 0.63b A1B3 1.01a 3.74d 0.17d 0.70a A2B1 0.96a 4.72c 0.71a 0.60b A2B2 0.97a 5.35b 0.75a 0.66b A2B3 0.95a 5.56a 0.27c 0.77a F值F-value A 0.74 2425.63** 2.9* 3.60* B 0.69 95.75** 79.69** 14.13** A×B 1.62 39.45** 4.27* 0.36 2017 A1B1 0.65a 0.62d 0.90b 0.60d A1B2 0.68a 0.60d 0.86b 0.68c A1B3 0.67a 0.67c 0.73c 0.79b A2B1 0.58ab 0.74b 1.05a 0.80b A2B2 0.70a 0.73b 0.92b 0.82b A2B3 0.47b 0.86a 0.59d 0.91a F值F-value A 11.74 102.07** 1.98 135.07** B 8.06 11.56** 108.17** 45.34** A×B 6.33 1.89 23.80** 4.02