UK Conservatives, Labour tied in Populus opinion poll

Each of the main parties had fallen back by one percentage point since the previous poll, Populus said.

Support for the Liberal Democrats, junior coalition partners to the Conservatives, stood at 10 percent, while the anti-European Union party UKIP was on 14 percent and the Greens on 5 percent.

(Reporting by Estelle Shirbon; editing by Stephen Addison)