Dry weather across some of the major producing regions in South America is putting upward pressure on corn and soybean prices at the start the new year. Dryness is expected to continue through the short term across southern Brazil and especially in the main-producing states in Argentina and Uruguay. Uruguay’s Ministry of Livestock, Agriculture, and Fishing (MGAP) declared a state of emergency for 90 days in about 6.4 million hectares amid an intense drought that affects over 4.000 families. According…