不同节水灌溉方式对夏玉米生长、产量及水分利用的影响

王怀苹, 杨明达, 张素瑜, 李帅, 关小康, 王同朝

Effects of Different Water-Saving Irrigation Modes on Growth, Yield, and Water Utilization of Summer Maize

Wang Huaiping, Yang Mingda, Zhang Suyu, Li Shuai, Guan Xiaokang, Wang Tongchao

表2 不同节水灌溉处理的产量及其构成因素

Table 2 Yield and its components of summer maize under different water-saving irrigation modes

处理 Treatment 穗粒数 Kernel number per ear 百粒重 100-grain weight (g) 产量 Yield (kg/hm2) 收获指数 Harvest index (%) FI 403.04b 23.39b 6401.24c 44.53b DI 409.81b 24.75a 7005.10bc 45.85b SDI 453.41a 24.47a 7819.20a 47.95a MI 426.56ab 24.91a 7410.65ab 47.02a