硅肥缓解兰州百合（ Lilium davidii var. unicolor ）连作障碍的土壤生物学机理

杜文科, 侯磊, 李慧, 韩佳, 管凤凤, 杨博, 杨宏羽, 师桂英

Research on the Soil Biological Mechanism of Silicon Fertilizer Treatment in Alleviating Crops Consecutive Problems in Lanzhou Lily

Wenke Du, Lei Hou, Hui Li, Jia Han, Fengfeng Guan, Bo Yang, Hongyu Yang, Guiying Shi

表2 硅肥处理对兰州百合土壤理化性质的影响

Table 2 Effect of silicon fertilizer treatments on soil physical and chemical properties of continuous cropping Lanzhou Lily

土样 NSB SB NSR SR 有效硅/(mg∙kg-1) 154.02±2.71c 158.69±0.43ab 157.69±0.56bc 162.31±0.51a 有效磷/(mg∙kg-1) 55.20±3.31a 54.32±2.44a 53.49±2.58a 52.40±2.52a 电导率/(mS∙cm-1) 1.86±13.77c 1.92±35.99b 2.16±36.74bc 2.44±32.76a 碱解氮/(mg∙kg-1) 33.60±1.48b 32.84±1.04b 38.70±1.25a 39.93±0.99a 有效钾/(mg∙kg-1) 186.19±9.74c 217.50±15.84bc 232.67±10.20ab 257.11±6.00a 有机质/(g∙kg-1) 48.19±0.66ab 46.47±1.07b 50.46±0.26ab 46.64±1.30b pH 8.64±0.02a 8.61±0.02a 8.38±0.03b 8.17±0.04c