不同施磷方式下磷肥减施对伊犁黑土区春小麦产量及磷肥利用率的影响

方一涵, 陈楠楠, 王畅, 王博媛, 张立存, 梁飞

Effects of Phosphorus Fertilizer Reduction under Different Phosphorus Application Methods on Spring Wheat Yield and Phosphorus Use Efficiency in the Ili Black Soil Region

Fang Yihan, Chen Nannan, Wang Chang, Wang Boyuan, Zhang Licun, Liang Fei

表5 施磷方式和水平对春小麦产量及其构成因素影响的差异

Table 5 The difference in the effect of phosphorus application methods and levels on grain yield and its components of spring wheat

地点 Location 变异来源 Source of variance 千粒重 1000-grain weight 穗数 Spike number 穗长 Spike length 穗粒数 Grain number per spike 产量 Yield 76团 76th regiment 施磷方式M 5.52* 16.68*** 2.64 9.40** 2.07 施磷水平L 3.30* 4.68** 13.40*** 14.16*** 16.83*** 施磷方式M×施磷水平L 1.94 0.36 2.31 4.26** 1.05 77团 77th regiment 施磷方式M 54.10*** 25.49*** 4.90* 1.63 353.76*** 施磷水平L 3.99* 7.22*** 4.16** 7.42*** 19.12*** 施磷方式M×施磷水平L 0.60 3.45* 1.46 4.13** 5.41**