Redox-dependent effects of phosphate on arsenic speciation in paddy soils

Deng, Yingxuan; Weng, Liping; Li, Yongtao; Chen, Yali; Ma, Jie


Capsule: Contrasting effects of phosphate on As speciation were observed. In suboxic soils, phosphate inhibited Fe and As reduction, but in anoxic soils, phosphate stimulated Fe and As reduction.