General Comments The main topic for market discussion is Thursday's quarterly stocks and planting intentions reports from USDA, of course. However, a second topic -- the unusually cold weather from the Rockies to the East Coast and from Canada to the Gulf -- is elbowing its way into the market's talk. March 2012 will go down as one of the coldest on record. April is approaching rapidly, but the northern third of the Corn Belt lies under a blanket of snow. Where snow is not an issue, soil temperatures remain far below what is needed for corn planting. After a brief moderation, another cold snap is in the offing next week. Weather models hint at a warm-up beginning in mid-April, but that is a long way off for much confidence.It is safe to...