the scottish national party would prop up a minority labour administration in the hope that the government would be a ` disaster ' and bring forward its dream of independence .
the warnings came as polls indicated that the general election race was still neck and neck , with the uk heading for a hung parliament and coalition negotiations after may 7 .
today 's survation poll found that more than a third of english voters would not regard a miliband administration propped up by the snp that