The war in Ukraine has increased worldwide concerns over tight supplies of fuel, seed, fertilizer, spare parts and labor. For the week, the nearby wheat contract skyrocketed $3.49, or 40 percent, while May corn improved 99 cents. A drought that cut output and the war in Ukraine pulled the May soybean contract 76 cents higher. May meal added $17.70 per ton. May cotton shrank by $2.21 per hundred weight. Over in the dairy parlor, April Class III milk futures added $1.14. The livestock sector had another down week. April cattle shed $6.15. April feeders cut $7.50.