China's soybean imports from top supplier Brazil fell in July from the previous year, customs data showed on Friday, as poor crush margins weighed on demand.
The U.S. government slashed its outlook for domestic corn production by 2.7% and its soybean harvest view by 1.5% on Thursday as dry soils in key western growing areas cut into the potential for a bumper harvest.
The U.S. corn and soybean yield forecasts that the government issues each August have been notorious for landing outside of trade expectations, and Thursday's shockingly low corn number kept that trend alive.
U.S. corn and soybean futures declined on Monday, pressured by beneficial weekend rains in the Corn Belt and spillover weakness from outside commodity markets including crude oil and gold, analysts said.