Wheat:  Net sales of 414,800 MT for 2018/2019 were up 73 percent from the previous week, but down 5 percent from the prior 4-week average.   Corn:  Net sales of 175,400 MT for 2017/2018 were up 1 percent from the previous week, but down 46 percent from the prior 4-week average.  Soybeans:  Net sales of 110,900 MT for 2017/2018 were down 27 percent from the previous week and 39 percent from the prior 4-week average.   Soybean Cake and Meal:  Net sales reductions of 21,500 MT for 2017/2018--a marketing-year low--were down noticeably from the previous week and from the prior 4-week average  Soybean Oil:  Net sales of 24,000 MT for 2017/2018 were up noticeably from the previous week and...