Soybean growers in Argentina are playing a waiting game, wagering on better prices ahead as the U.S. and China inch toward a trade deal and as nation’s currency keeps depreciating. Farmers on the Pampas arable belt have signed delayed-price contracts for almost three quarters of the 12.2 million metric tons they’ve sold to crushers and exporters so far, according to government data. That compares with 60% at the same stage last year.