长期施肥紫色土有效磷变化及其对稻麦轮作产量的影响

任嘉欣,刘京,陈轩敬,张跃强,张勇,王洁,石孝均

Variation of Available Phosphorus in Purple Soil and Its Effects on Crop Yield of Rice-Wheat Rotation Under Long-Term Fertilizations

REN JiaXin,LIU Jing,CHEN XuanJing,ZHANG YueQiang,ZHANG Yong,WANG Jie,SHI XiaoJun

图1 长期施肥处理下紫色土有效磷含量的变化

Fig. 1 Change of Olsen-P in purple soil under long-term different fertilizations