The latest U.S. crop progress report showed a 2% reduction in corn ‘good-to-excellent’ rating to 74%.  The drop in the rating came from a 2% decline in the ‘good’ rating to 54% whilst the ‘excellent rating was left UNCH at 20%.  Corn silking progressed to 97% and vs last week’s 91% and vs the 5yr average of 94%.  Corn dough also jumped to 53% vs last week’s 30% and vs the 5yr average of 42%.  Corn dented climbed on the board for the first time this year at 9% and vs the 5yr average of 12%…