Wheat futures fell nearly 3% on the CBOT as traders booked profits after prices rose in the last six sessions. The most active September contract had hit a two-year high of $5.60 a bushel. September wheat contract was at $5.4275 a bushel, down 3.1% from previous close. Wheat prices had risen earlier due to concerns over crop damage following drought like conditions in the mid-east US Prices were further supported by lower wheat acreage in the country as farmers are switching to soybean.