The man who turns wheat into gold Resources guru Christopher Wyke tips coffee as a hot prospect for investors David Budworth SURGING demand from China, a craze for biofuels and difficult weather conditions have made agricultural commodities one of the hottest investments of the past year. Everything from wheat to soyabeans is at or near record highs with gains of up to 100%, but the question is, can the boom last? One man who ought to know is Christopher Wyke, one of Schroders’ commodities team, the investment brains behind its Alternative Solutions Agricultural Commodities fund. While many of its rivals...