The record heat wave that has engulfed the U.S. this spring has propelled the grain complex sharply  higher, but July Soybeans, for one, are just inches from testing key resistance in the form of a Hidden Pivot at 1502.50 (see inset) and the major structural resistance represented by early May’s 1512.50 high.  A close above the former would suggest buyers are about to make short work of the latter.  It could also be predicting a long, hot summer that would take a heavy toll on the already parched farmland of America’s bread basket. Want to try Rick’s Picks free for a week? Click here.