Soybean futures fell sharply on Monday, with contracts dropping 10¼ to 17½ cents, as the USDA lowered crop condition ratings. The national average cash bean price declined 16½ cents to $10.63. USDA reported a private export sale of 136,000 metric tons of soybeans to unknown destinations. Crop Progress data showed 96% of the US soybean crop emerged by June 28, up 1% from normal, while condition ratings slipped 1% to 65% good to excellent, pushing the Brugler500 index down 4 points to 365. Analysts surveyed by Bloomberg expect the USDA's June Acreage report on Tuesday to show 85.2 million soybean acres planted, with June 1 grain stocks projected at 1.049 billion bushels.