Wheat:  Net sales of 591,000 metric tons (MT) for 2020/2021 were down 8 percent from the previous week, but up 50 percent from the prior 4-week average. Corn:   Net sales of 1,448,600 MT for 2020/2021 were down 81 percent from the previous week and 52 percent from the prior 4-week average.   Soybeans:   Net sales of 804,700 MT for 2020/2021 were down 2 percent from the previous week and 20 percent from the prior 4-week average.  Soybean Cake and Meal:  Net sales of 263,500 MT for 2020/2021 were down 13 percent from the previous week and 16 percent from the prior 4-week average.   Soybean Oil:   Net sales reductions of 400 MT for 2020/2021--a marketing-year low--were down n...