Potash miners hit by increased competition, supply amid low prices

[caption id="attachment_849413" align="alignright" width="600"] Vale’s Taquari-Vassouras is the only potash mine in Brazil. The operation, whose production capacity is 625,000 metric tonnes per year, is a partnership with Petrobras. (Image courtesy of VALE SA)[/caption] Potash producers are having a tougher...