GOOD MORNING, Prices are mixed today as crop ratings will be released at 3:00 PM central time, and they are expected to show stable to perhaps better ratings for corn and beans.  Ideas continue to float that China may purchase more bean and corn contracts.  Tight supplies of domestic corn in China continue, and ideas are that China will continue to purchase US beans if trade tensions do not return.  US, Russian, and Argentine farmers are slow sellers.    Corn:  Nearby corn spreads are trending weaker as good weather brings the potential for higher yields.    Chinese corn prices continue to firm as their domestic reserves are tight, and auctions continue on a weekly basis.  There is chatter that...