May 13 (Reuters) – Canada’s main stock index fell for the third straight day on Monday, as an escalating trade row between the United States and China had investors worrying about the damage it could cause to global economic growth.

* At 9:38 a.m. ET (1338 GMT), the Toronto Stock Exchange’s S&P/TSX composite index was down 130.59 points, or 0.8%, at 16,166.96.

* The latest salvo in the months-long trade spat between the world’s two largest economies came with China announcing its plans to set tariffs ranging from 5% to 25% on a revised target list of $60 billion worth of U.S. imports.

* Beijing said the tariffs will take effect on June 1 and came less than two hours after Trump warned Beijing not