Canada said Tuesday it was "deeply disappointed" with China's decision to impose a temporary tax on Canadian canola, after Beijing said it had preliminarily concluded that Ottawa was dumping the crop onto its market.

China on Tuesday announced a preliminary anti-dumping duty on Canadian canola imports — a fresh escalation in a yearlong trade dispute that began with Ottawa's imposition of tariffs on Chinese electric vehicle imports last August.

China announced preliminary anti-dumping duties on Canadian canola imports on Tuesday, escalating a year-long trade dispute that began with Ottawa's imposition of tariffs on Chinese electric vehicle imports last August.