Researchers at Iowa State University might have discovered a promising solution for soybean farmers who are struggling to find markets for their crops.

The ongoing U.S.-China trade war continues to pose significant challenges for American farmers, particularly with China halting its purchases of U.S. soybeans this September.

Data from China’s General Administration of Customs reveals that imports from the United States have dropped to zero. Meanwhile, China’s soybean imports from Brazil and Argentina have seen an increase.