WEST GERMAN 1986 OIL MEALS, CAKES USE UP West German consumption of oilmeals and oil cakes last year rose by 2.4 pct to 6.3 mln tonnes, the agriculture ministry said. It said in a statement the increase was exclusively due to sharply higher use of rape products, which went up by 8.9 pct to 1.08 mln tonnes. Use of soy products dropped 7.2 pct to 2.89 mln tonnes, it added.