The federal government would begin keeping a closer watch on purchases of American farmland by foreign entities under a measure introduced by U.S. Sen. Joni Ernst and U.S. Rep. Randy Feenstra. The measure targets purchases that exceed $5 million or 320 acres. “It is in the interest of the United States to review purchases of American farmland by foreign entities to protect our farms and agricultural production from our foreign adversaries, especially China,” Feenstra, a Republican from Hull, said in a written statement. “But for far too long, our government has repeatedly failed ...