Heavy Rains To Continue Across the Central US Into Weekend; Planting Delays Wosen into June

** AgResource Pre-Opening Monday PM Calls: Soybeans 1-3 cents higher, corn 2-4 cents higher with wheat called 1-3 cents higher.  ** Weekend Weather & CBOT Market Discussion: Happy Memorial Day – Remember Those that have Fought for our Freedom!   Opening week CBOT calls are higher on additional wet weather that will delay row crop…