With the stakes high and legislative time running short, American agriculture has started a major push for swift congressional approval of the United States-Mexico-Canada Agreement, or USMCA. 

More than 900 American agricultural groups, including the Iowa Farm Bureau Federation, last week wrote a letter to congressional leadership urging quick passage of the trade package.

The agreement, the ag groups said, will boost farm exports, create jobs, help consumers and be a vast improvement on the trade deal it replaces, the 25-year-old North American Free Trade Agreement (NAFTA).

“The...