This year’s La Niña event has been categorized as historically a moderate one. The rains coming to parts of South America this weekend attest to it not being a historically strong event. However, this makes guessing its final impact on crops more challenging to assess. Another challenge is the fact that crop production has changed dramatically over the years, particularly in Brazil. The last moderate La Niña occurred in 2011/2012 when Brazil was not even considered by USDA to be a major producer/exporter of corn.  If 2011/2012 is nonetheless considered an analog year, between the January and June WASDE reports in 2012, USDA reduced the Argentine corn crop by 5 MMT (-19 percent) but raised the Brazilian crop by 8 MM...