水氮后移条件下滴灌量对新农豆2号根系生长及产量的影响

梁辉, 章建新, 薛丽华, 贾珂珂

Effects of Drip Irrigation Amount on Root Growth and Yield of Xinnongdou 2 under the Condition of the Postpone of Water and Nitrogen

Liang Hui, Zhang Jianxin, Xue Lihua, Jia Keke

表3 滴灌量对产量及其构成因素的影响

Table 3 The impact of drip irrigation amount on yield and its components

年份 Year 处理 Treatment 收获株数 Number of harvested plants (×104/hm2) 单株荚数 Number of pods per plant 单株粒数 Number of grains per plant 百粒重 100-grain weight (g) 产量 Yield (kg/hm2) 2022 W1 26.11a 41.46c 85.53c 18.55b 4070.26d W2 25.87a 42.10c 94.07c 18.57b 4350.97c W3 26.76a 47.13b 108.00b 18.73b 5596.61b W4 26.51a 51.43a 112.96a 19.67a 5894.86ab W5 26.52a 52.73a 121.96a 19.86a 6115.92a 2023 W1 25.55a 52.23b 95.51b 18.39c 4374.84d W2 25.31a 56.53b 103.67b 18.93bc 4767.42c W3 25.65a 63.13a 110.37a 19.49b 5689.02b W4 25.34a 65.96a 112.31a 22.44a 6202.14a W5 25.66a 65.53a 110.15a 22.75a 6422.53a