不同地力水平下的小麦施肥效应

徐霞,赵亚南,黄玉芳,闫军营,叶优良

Fertilization Effect of Wheat Under Different Soil Fertilities

Xia XU,YaNan ZHAO,YuFang HUANG,JunYing YAN,YouLiang YE

图5 河南省小麦土壤基础供肥能力与肥料贡献率的关系

Fig. 5 Relationships between soil indigenous nutrient supply and fertilizer contribution rate of wheat in Henan Province