From war to wild weather, global crop problems point to years of high food prices
CHICAGO — Mr Eric Broten had planned to sow about 5,000 acres (20.2 square kilometres) of corn this year on his farm in North Dakota, but persistent springtime rains limited him to just 3,500 acres in a state where a quarter or more of the planned corn could remain unsown this year. The difficulty planting corn, the single largest grain...