It used to be that analyzing world supplies and demand for grains and oilseeds was basically concentrated on just a few countries. Production was dominated by the U.S. with Canada, the EU, Australia, Argentina and South Africa added to the mix. Besides domestic demand in those producing countries, export demand tended to focus on Japan, South Korea, North Africa, India and a few other select consuming countries. After 1973, the “big picture” buyers, Russia and China were added to the mix.  Perhaps the most significant change in the last four decades has been the spread of grain production around the world and the rise of several non-traditional exporting countries such as Brazil, Russia, Ukraine, Kazakhstan and Romania. As...