A Lexion 660 combine harvester, manufactured by Claas KGaA, left, harvests Crusoe wheat at Bentley Hall Farm in Wickford, U.K., on Monday, Aug. 15, 2016. U.K. wheat and barley exports are set to beat government forecasts for the season that ended in June as a weaker pound and higher corn prices make the country's overseas sales of the grains more competitive. Photographer: Carl Fox/Bloomberg via Getty Images