氮肥对大麦灌浆期叶片光合性能的影响及其相关性分析

德木其格,刘志萍,王磊,王金波,齐海祥,徐寿军

Effect of Nitrogen Fertilizer on Photosynthetic Characteristics of Barley during Grain Filling Stage and Its Correlation Analysis

Demuqige ,Zhiping Liu,Lei Wang,Jinbo Wang,Haixiang Qi,Shoujun Xu

表1 试验区耕层播前土壤状况

Table 1 Soil condition before sowing in tillage layer

年份 Year 有机质(g/kg) Organic matter 碱解氮(mg/kg) Alkaline nitrogen 有效磷(mg/kg) Available phosphorus 速效钾(mg/kg) Available potassium 2017 17.52 45.20 28.32 128.52 2018 17.16 47.52 29.17 134.05