The above chart, from the Economist, echoes what the FAO and IGC have been reporting, that we have a glut of coarse grains on the world market due to good harvests. Prices are consequently low.
Wheat, corn and soybean prices have all fallen by 25 percent in the past year. Global soybean stocks have risen more than 50 percent. Only rice stocks are at lower levels due to Asian demand.
See: Grains and Oilseeds