Corn Dry weather is helping reduce moisture in the corn crop and the harvest pace is slowly increasing. Last week, the Buenos Aires Grain Exchange reported weekly progress of 4.2 percent (up from 3 percent in recent weeks), bringing the total harvest to 42.5 percent completed. Farmers are already harvesting the late-planted crop, starting in the north and center of the country. Yields are still good, and the crop will still make 48 MMT.  There are growing concerns in the corn market as it seems there is an unwritten agreement between the government and exporters to control local prices. It seems that the export sales registry has been effectively closed since the beginning of June as registrations were zero. Exporters bought 28.9 MM...