有机肥替代化肥对玉米产量及养分吸收利用的影响

郝军, 张蔚, 白春华, 黄利春, 尤艳华, 卢勇鑫, 李喆, 连东阳, 武文涛, 陈杨, 张莉, 刘红波

Effects of Organic Fertilizer Substitution on Maize Yield and Nutrient Utilization

Hao Jun, Zhang Wei, Bai Chunhua, Huang Lichun, You Yanhua, Lu Yongxin, Li Zhe, Lian Dongyang, Wu Wentao, Chen Yang, Zhang Li, Liu Hongbo

表3 土默川平原不同处理的肥料偏生产力

Table 3 Fertilizer partial productivity under different treatments in the Tumochuan Plain

处理Treatment PFPN PFPP PFPK CK － 62.70±3.62d 83.60±4.83d M0 44.49±3.76b 83.42±7.05b 111.23±9.40b M25 50.03±2.65a 93.81±4.98a 125.07±6.64a M50 40.79±2.05bc 76.49±3.85bc 101.98±5.13bc M75 39.25±3.28bc 73.60±6.14c 98.13±8.19c M100 36.57±1.52c 68.57±2.85cd 91.43±3.80cd