China on Saturday announced retaliatory tariffs on Canadian agricultural goods products, hitting back after Ottawa slapped import duties on Chinese-made EVs.

China on Saturday announced retaliatory tariffs on some Canadian farm and food imports, after Canada imposed duties in October on Chinese-made electric vehicles and steel and aluminum products.

Trade wars during President Trump’s first term slashed billions of dollars in U.S. agricultural exports. Farmers and trade groups expect an even bigger hit this time.

Retaliatory tariffs imposed by China on U.S. farm products took effect Monday. The Chinese tariffs are a 15% levy on American products such as corn, wheat and chicken, and 10% on fruit, soybeans, beef and pork.

Chinese tariffs as high as 15% on a range of US agricultural goods take effect Monday, potentially exacerbating a trade dispute between the world’s two largest economies.