the ukip leader has seen support for his party drop from 16.75 per cent in november to just 12.25 per cent today .
mr farage is facing a fight to win his own election battle after falling behind the tories in south thanet , kent - despite enjoying a 12 point lead of his conservative rival just two months ago .
` we 've slipped back a bit since then , there are 30 days to go and i think the issues ukip is campaigning on are back in play that