Alberta Premier Danielle Smith is urging Prime Minister Justin Trudeau to do all he can to head off potentially devastating strikes by railway and port workers.
Grain Growers of Canada calls on railways, workers to resolve their differences
Any labour disruption could be weeks away, but the grain sector is still wary
The walk-out sparked sugar shortages and led Alberta sugar beet producers to call for more local investment
Wages see a slight improvement but union says they hope to build on it in next contract
Workers will be working to rule during the voting period