President Trump gave a speech in Iowa this week focusing heavily on ag, especially biofuels issues, but it is what was between the lines that raises some confusion.President Trump made a trip to Cedar Rapids, Iowa this week to give a speech at Kirkwood Community College that focused heavily on ag and biofuels policy. His critics labelled it a triumphalist event as it was his first return to that state since the election. They also called it a “campaign rally,” and it was indeed an effort by Trump to reach out to his political base, which includes farmers as has been well documented. However, while farmers receive much lip service from the president, it is not clear that he is on the same page policy-wise with most ag producers.For example,...