Corn  It was another very short trading week in Argentina, with Thursday and Friday being national holidays. Argentina’s corn harvest continues to progress slowly, with priority given to soybeans while farmers wait for grain moisture levels to drop in the central and southern parts of Buenos Aires province. As of now, nearly 32 percent of the planted area has been harvested. Yields remain mixed — some areas are above expectations and others below — but they are offsetting each other, so overall production estimates remain unchanged. With April now closed, the export lineup continues to look very strong. More than 3.5 MMT were exported during the month. Also interesting — and as previously anticipated — is...