不同氮肥增效剂对减少豫北麦田气态氮损失及其增产效果研究

贺云霞, 马建辉, 张黛静, 刘东华, 晁晓燕, 陈慧平, 李春喜

Study on the Effect of Different Nitrogen Fertilizer Synergists on Reducing Gaseous Nitrogen Loss and Increasing Yield in Wheat Field of Northern Henan

He Yunxia, Ma Jianhui, Zhang Daijing, Liu Donghua, Chao Xiaoyan, Chen Huiping, Li Chunxi

表2 不同氮肥增效剂对小麦产量及其构成因素的影响

Table 2 Effects of different nitrogen fertilizer synergists on wheat yield and its components

处理Treatment 穗数Spike number (/m2) 穗粒数Grains per spike 千粒重1000-grain weight (g) 产量Yield (kg/hm2) CK 515.00±9.00f 45.67±7.62ab 34.38±0.11de 7025.68±551.37d U1 639.00±14.73e 47.33±5.03ab 35.54±0.41bcd 9357.55±211.92c U2 667.67±6.53cd 47.67±1.53ab 36.63±0.46b 10 140.44±190.63bc T1 671.00±8.13cd 52.00±4.36a 35.19±0.61cd 10 684.44±377.56bc T2 655.67±12.34de 49.00±1.73ab 33.55±0.34e 9380.92±523.68c T3 734.33±12.66ab 51.67±1.53a 35.24±1.24cd 11 645.77±422.98ab T4 683.33±11.50c 45.67±1.15ab 38.04±0.66a 10 324.85±263.74bc T5 718.00±18.33b 43.00±2.65b 37.99±0.97a 10 208.97±236.57bc T6 743.33±6.03a 52.33±3.06a 36.19±0.78bc 12 303.94±378.05a