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Grant Kimberley, a sixth-generation soybean farmer and marketing director of the Iowa Soybean Association, operates a seeding machine at his family farm in Maxwell, Iowa, the United States, April 26, 2019. (Xinhua/Wang Ying)
Grant Kimberley, a sixth-generation soybean farmer and marketing director of the Iowa Soybean Association, operates a seeding machine at his family farm in Maxwell, Iowa, the United States, April 26, 2019. (Xinhua/Wang Ying)