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2 东北黑土区不同处理下的肥料偏生产力

Table 2 Fertilizer partial productivity under different treatments in the black soil region of Northeast China

处理Treatment PFPN PFPP PFPK CK － 59.75±3.16e 59.75±3.16d M0 40.87±1.52ab 81.75±3.04ab 81.75±3.04ab M25 42.00±1.84a 84.95±3.71a 85.58±3.74a M50 37.14±2.25b 77.06±4.66bc 77.06±4.66bc M75 34.31±1.89bc 72.47±3.98cd 72.48±3.98c M100 31.77±1.39c 67.64±2.96d 64.45±2.82d