GOOD MORNING, Prices are lower on first notice day for August futures.   Wetter weather and end-of-week profit-taking dominates price action.  Oilshare sees profit-taking, while other spread trade strengthens.   Grains: Corn prices rally but lack conviction, with ideas that funds may sell rallies on the possibility of record yields from the eastern Corn Belt.   Wheat prices are lower but trades in the upper portion of its range.  Lower crops from Russia and Canada will underpin the market on breaks of size.  Higher prices are now seen in the Black Sea on production worries.  The final tour yield for all spring wheat was calculated at 28.9 bpa with hard red spring wheat at 29.1 bpa from ove...