腐殖酸磷肥中的腐殖酸对磷迁移的影响及机理
景建元,袁亮,张水勤,李燕婷,赵秉强

Effects and Mechanism of Humic Acid in Humic Acid Enhanced Phosphate Fertilizer on Fertilizer-Phosphorus Migration
JING JianYuan,YUAN Liang,ZHANG ShuiQin,LI YanTing,ZHAO BingQiang
图4 HA与PHA对Ca2+的吸附等温曲线
Fig. 4 Adsorption isotherms of HA and PHA on Ca2+