Agriculture Secretary Brooke Rollins joined farmers in welcomed China's promise to buy some of their soybeans and their agreement to remove all its retaliatory tariffs on American ag products on Thursday.

President Donald Trump and Xi Jinping agree on soybean purchases after China shifted purchases to Brazil, a move that hurt American farmers.

Agricultural Economist Grant Gardner said if China does by 25 million metric tons per year, that will be about what they bought before the trade war.

China plans to return to buying U.S. soybeans following trade discussions led by President Trump, Editor Dave Bergmeier writes.

China's agricultural soils have become increasingly acidic over the last few decades, threatening crop productivity and ecosystem health. This acidification has been driven by the extensive use of chemical nitrogen fertilizers needed to feed the population,