USDA ESTIMATES SOVIET WHEAT, COARSE GRAINS The U.S. Agriculture Department forecast the Soviet 1986/87 wheat crop at 92.30 mln tonnes, vs 92.30 mln tonnes last month. It put the 1985/86 crop at 78.10 mln tonnes, vs 78.10 mln tonnes last month. Soviet 1986/87 coarse grain production is estimated at 103.30 mln tonnes, vs 103.30 mln tonnes last month. Production in 1985/86 is projected at 100.00 mln tonnes, vs 99.99 mln tonnes last month. USSR wheat imports are forecast at 15.00 mln tonnes in 1986/87, vs 14.00 mln tonnes last month. Imports in 1985/86 are put at 15.70 mln tonnes, vs 15.70 mln tonnes last month. USDA estimated Soviet 1986/87 coarse grain imports at 10.00 mln tonnes, vs 8.00 mln tonnes last month, and 1985/86 imports at 13.70 mln tonnes, vs 13.70 mln tonnes last month.