The following are analysts' estimates in billions of bushels for 2011-12 U.S. grain and soybean ending stocks, as compiled by Dow Jones Newswires.

The U.S. Department of Agriculture is scheduled to release updated supply and demand tables at 8:30 a.m. EDT (1230 GMT) Tuesday. Parentheses denote the number of estimates in that average and range.

                                                                                                 March

                                                                                               2011-12       2010-11

                    Average     Range    USDA     USDA 

   Corn (16)       0.717   0.626-0.801  0.801    1.128 

   Soybeans (16)   0.246   0.225-0.275  0.275    0.215 

   Wheat (14)      0.796   0.740-0.825  0.825    0.862 

                           Corn   Soybeans  Wheat 

   ABN Amro                0.725  0.250     0.800 

   Agrivisor               0.745  0.260     0.810 

   Allendale               0.742  0.240     0.825 

   Citigroup               0.651  0.240     0.775