THE OPEN May beans:  7 1/2 higher May meal:  3.00 higher May soyoil;  20 higher May corn:  4 higher May wheat:  4 lower The morning opened with more short-covering in beans, corn, and meal, and more long liquidation in wheat futures as we head into the March WASDE next week.  Traders will be looking for how the USDA will handle Chinese demand given the stress of the Coronavirus on its economy. Note that OECD revised world economic growth to 2.4% from 2.9% previously due to the Coronavirus. Short-covering was also noted due to better chart price activity from meal and beans, with China's tariff-free registrations opening today as speculation continues that they may begin to purchase US ag products as part...