磷肥配施解磷菌生物有机肥对苦荞生长与磷素利用的影响

赵佳, 王晓勇, 张轶珺, 裴红宾, 高振峰

Effects of Phosphorus Fertilizer Combined with Phosphate-Solubilizing Bacterial Bio-Organic Fertilizer on Growth and Phosphorus Utilization in Fagopyrum tataricum

Zhao Jia, Wang Xiaoyong, Zhang Yijun, Pei Hongbin, Gao Zhenfeng

表6 磷肥减量配施gz4-1生物有机肥对不同时期苦荞根系SOD、POD活性的影响

Table 6 Effects of reduced phosphate fertilizer combined with gz4-1 bio-organic fertilizer on root SOD and POD activities of F. tataricum at different growth stages

处理 Treatment SOD活性SOD activity (U/g) POD活性POD activity [U/(g·min)] 苗期Seedling stage 花期Flowering stage 苗期Seedling stage 花期Flowering stage CK 233.81±5.78c 393.86±6.19c 25.82±0.50bc 53.06±1.44c P0 305.37±7.94b 377.24±5.90cd 33.02±1.37a 48.57±0.81cd P1 366.05±7.29a 424.93±6.54bc 30.01±1.38ab 59.81±0.73b P2 214.72±6.45cd 455.56±4.56b 20.81±0.68c 63.58±0.76ab P3 245.04±6.57c 498.91±9.03a 27.19±0.53b 67.41±0.87a P4 274.57±7.61bc 345.09±6.91d 22.47±0.43bc 43.36±0.50d