The small declines in estimated 2015 U.S. corn and soybean production in this week’s WASDE along with the smaller winter wheat plantings for 2016/17 will not drive the market very far or long. They are fundamentally mere drops in the proverbial bucket. Far more important will be the trends in world supplies, demand and trade of grains and soybeans.Based on price action in grain and soy futures markets in the wake of the USDA reports released on 12 January, it seems fair to say that what impressed markets and traders most from the deluge of data they contained were the smaller estimates for the U.S. corn and soybean production in 2015 and winter wheat acreage for 2016/17. These were all unexpected, giving the reports a bullish tone and domin...