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2 玉豆带状套作系统不同位置棵间蒸发量

Table 2 The soil evaporation capacity of different place in maize-soybean strip intercropping systems (mm·d-1）

年份 Year 位置 Place A1 A2 B1 B2 B3 B1 B2 B3 2016 SS — — — 1.64a 1.57a 1.40a MS — — — 1.55b 1.56a 1.37ab MM 1.17 1.24 1.23 1.45c 1.37b 1.32b AVG 1.17e 1.24d 1.23d 1.55a 1.50b 1.36c 2017 SS — — — 0.84a 0.85a 0.85a MS — — — 0.78b 0.73b 0.74b MM 0.71 0.67 0.65 0.70c 0.62c 0.52c AVG 0.71c 0.67d 0.65d 0.77a 0.73b 0.70c