Melih Keyman, CEO of the Swiss fertiliser trading firm Keytrade, warns that the war in Iran is pushing fertilisers out of reach for those who need them most. Founded in 1997 by four traders, Keytrade is based in Thalwil, near Zurich. The company acts as a one-stop shop for nitrogen, phosphorous and potassium fertilisers, with 11 offices overseas. It trades in more than 100 countries, with Brazil, the United States and the European Union among its largest markets. CEO Melih Keyman, a Turkish national, previously worked for the Turkish conglomerate ENKA and for Trammo, a leading commodity trading company, before founding Keytrade. He is currently in the process of handing over control of the business to his son, Ahmet Keyman. In his 43-year career, Melih Keyman has weathered many turbulent periods, but none compares with the current moment. He is grappling simultaneously with China’s curbs on fertiliser exports, sanctions on major potash exporters Russia and Belarus, and tariffs …