Agrium Inc.; Potash Corp; Israel Chemicals Limited; The Mosaic Company; K+S AG; EuroChem; and Yara International ASA.
Coromandel International Limited
Compo GmbH & Co. KG; Hebei Monband Water Soluble Fertilizer Co. Limited; Haifa Chemicals Limited; Sociedad Quimica Y Minera SA; Sinochem Fertilizers Co. Limited; TATA Chemicals; CF Industries Holdings Inc.; Qatar Fertilizer Company; and Iowa Fertilizer.