处理 Treatment | 氮素农学利用率(%) Nitrogen use efficiency (%) | 氮素农学效(kg/kg) Nitrogen fertilizer efficiency (kg/kg) | 肥料偏生产(kg/kg) Fertilizer production (kg/kg) | 肥料贡献率(%) Fertilizer contribution rate (%) |
OPT | 37.8 | 14.7 | 38.1 | 24.0 |
ZF1 | 41.6 | 16.2 | 46.5 | 23.4 |
ZF2 | 32.9 | 12.8 | 35.3 | 24.4 |
ZF3 | 28.1 | 10.9 | 28.7 | 25.7 |