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4 施磷方式和水平对春小麦产量及其构成因素的影响

Table 4 Effects of phosphorus application methods and levels on grain yield and its components of spring wheat

地点 Location 处理Treatment 千粒重 1000-grain weight (g) 穗数 Spike number (×104/hm2) 穗长 Spike length (cm) 穗粒数 Grain number per spike 产量 Yield (kg/hm2) 施磷方式M 施磷水平L 76团 76th regiment TD CK 44.7±0.4ab 749.0±67.0ab 9.9±0.3b 24.3±0.8c 5550.0±41.0b P0 44.1±0.2b 650.0±39.0b 9.7±0.2b 25.6±0.9c 5673.0±142.0b P40 45.2±1.1ab 872.0±62.0a 11.0±0.2a 31.1±1.0a 6146.0±100.0a P60 46.5±1.0a 779.0±51.0ab 11.3±0.3a 28.7±0.9b 6565.0±193.0a P100 44.5±0.7ab 682.0±30.0b 9.6±0.1b 26.1±0.6c 5613.0±177.0b BF CK 43.8±0.4a 573.0±45.0ab 9.6±0.2b 24.8±0.8c 5621.0±261.0c P0 44.3±0.9a 502.0±11.0b 10.1±0.2b 28.8±0.7b 5183.0±71.0c P40 44.2±1.2a 684.0±69.0ab 10.2±0.2ab 28.9±0.9b 6142.0±190.0ab P60 45.0±1.2a 713.0±18.0a 10.7±0.4a 31.9±0.9a 6467.0±45.0a P100 38.6±2.8b 506.0±45.0b 9.7±0.3b 29.9±1.2ab 5736.0±257.0bc 77团 77th regiment TD CK 41.8±0.2b 697.0±8.0b 10.7±0.1b 24.3±0.5c 5386.0±151.0b P0 42.9±1.0ab 687.0±6.0ab 13.4±0.2a 25.9±0.9ab 5575.0±155.0b P40 43.7±0.8ab 745.0±10.0ab 13.5±0.2a 26.1±0.5ab 5678.0±222.0ab P60 45.4±1.7a 775.0±49.0a 13.5±1.3a 27.2±0.8a 6130.0±146.0a P100 41.3±1.0b 602.0±6.0c 12.6±0.2ab 26.0±0.9ab 5252.0±145.0b BF CK 37.0±0.8a 620.0±11.0a 11.3±0.2b 25.0±0.9b 3553.0±279.0b P0 37.8±1.7a 626.0±32.0a 11.8±0.3ab 25.5±0.7b 3718.0±223.0ab P40 38.7±0.6a 633.0±12.0a 11.8±0.2ab 26.1±0.8ab 3835.0±145.0ab P60 39.7±0.4a 665.0±18.0a 13.4±1.4a 28.1±0.8a 4201.0±106.0a P100 38.5±0.8a 625.0±15.0a 11.0±0.2b 21.5±0.8c 2073.0±147.0c