General Comments The question of whether the recent rain makes grain or reduces planted corn acreage is being debated, but determining the answer to the question will take a while. USDA said 86 percent of the corn crop had been planted by 26 May, a 15 percent increase from the 19 May report. How much corn will be planted this week is another question, since it will stay too wet and muddy in much of the western Corn Belt. Moreover, another system is due to produce rains over much of the Midwest later this week. Realistically, we doubt that much corn planting progress will occur this week. A gain of another 5 percent is probably all that can be hoped for, and that could prove to be overly optimistic.However, for the sake of argument, suppo...