垄作条播下春小麦不同品种与施氮量对边行效应、产量与水分利用效率的影响

雒兴刚, 万海元, 安丽蓉, 李永海, 雒兴玉, 张学凯, 梁维云, 朱建强

Effects of Different Varieties and Nitrogen Application Rate on Border Effect, Yield, and Water Use Efficiency of Spring Wheat under Ridge Tillage with Drill Sowing

Luo Xinggang, Wan Haiyuan, An Lirong, Li Yonghai, Luo Xingyu, Zhang Xuekai, Liang Weiyun, Zhu Jianqiang

表3 不同品种与施氮量对春小麦产量及水分利用效率的影响

Table 3 The effects of different varieties and nitrogen application rates on yield and water use efficiency of spring wheat

品种 Variety 处理 Treatment 总灌水量 Irrigation water amount (m3/hm2) 降水量 Precipitation (mm) 总耗水量 Total water consumption (mm) 产量 Yield (kg/hm2) WUE [kg/(hm2·mm)] 陇春42号 Longchun 42 N0 2400 59.3 433.96d 5348.38c 12.32c N1 2400 59.3 453.98c 6466.53b 14.24b N2 2400 59.3 486.99b 7383.79a 15.16a N3 2400 59.3 502.08a 7436.63a 14.81ab 武春10号 Wuchun 10 N0 2400 59.3 395.39d 4646.24c 11.75c N1 2400 59.3 427.38c 5537.11b 12.96b N2 2400 59.3 442.78b 6270.22a 14.16a N3 2400 59.3 457.16a 6404.86a 14.01a