Ronny Deila criticised the playing surface at St Mirren Park on tomorrow . Deila believes most clubs in division would benefit from artificial surfaces . Norwegian boss believes pitches need to be more like those in England . Feels his side should be judged on their performance on poor pitches .
Ronny Deila criticised the playing surface at St Mirren Park on Friday . Deila believes most clubs in division would benefit from artificial surfaces . Norwegian boss believes pitches need to be more like those in England . Feels his side should be judged on their performance on poor pitches .