氮磷钾配施对小麦植株养分吸收利用和产量的影响
|
|
龙素霞,李芳芳,石书亚,赵颖佳,肖凯
|
Effects of Coordinately Application of N, P, and K on Nutrient Contents in Plants and Soils and Wheat Yield
|
|
Suxia Long,Fangfang Li,Shuya Shi,Yingjia Zhao,Kai Xiao
|
|
表3 不同处理单位氮、磷、钾生产子粒能力
|
Table 3 Grain production capacity per units of N, P2O5 and K2O under different treatments
|
|
处理
Treatment | 氮素(kg/kg N)
Nitrogen | 磷素(kg/kg P2O5)
Phosphorus | 钾素(kg/kg K2O)
Potassium | | CK | 56.18±2.12a | 227.27±5.12a | 66.67±1.02a | | T1 | 45.28±1.40b | 177.78±3.87c | 53.33±0.98bc | | T2 | 45.71±2.10b | 175.52±3.80cd | 52.17±1.23c | | T3 | 44.04±1.28b | 184.62±2.86b | 54.55±1.56b | | T4 | 44.86±1.42b | 177.78±3.12c | 53.33±0.87bc | | T5 | 39.16±1.13c | 182.72±2.38b | 52.21±1.28c | | T6 | 40.19±0.87c | 170.05±3.12d | 52.02±1.10c |
|
|
|