DES MOINES — Eastern Iowa farmers presented members of Congress with a grim picture of the impact of the Trump administration’s trade policies on the future of their operations.“Going forward, with inputs staying high, prices staying, low and no end to the trade war with China in sight, things do not look great on my farm,” Tama County pork producers Rebecca Dostal told the Rural Development, Agriculture, Trade, and Entrepreneurship subcommittee Tuesday.Dostal and Mark Meirick, a Howard County pork producer and feed and seed business owner, testified before the subcommittee chaired by Iowa U.S.