Cheshire-based N D Harper operates both a 10.5m UniSpread dribble bar on an umbilical system and a 10.5m trailing shoe version on a HiSpec 4000 (18m³) tanker, while its slightly older tanker counterpart has a 12m SwingUp shoe applicator. It’s fair to say the contracting and farming business has something of a penchant for Vogelsang applicators, so its contracting manager, Jamie Taylor, is well placed to speak about the merits of the various systems.
The UniSpread dribble bar on the umbilical system replaced an older Spread Wise unit, which had done
