Ulster full-back Ricky Andrew is tackled by Alberto di Bernardo at RavenhillTreviso flanker Robert Barbieri halts the progress of Ulster prop John AfoaUlster's Robbie Diack is confronted by Treviso forwards Dean Budd and Lorenzo CittadiniAndrew Trimble scored the first of Ulster's two tries in the 29-19 draw in the Pro12Treviso replacement Tommaso Ianonne attempts to tackle Ulster try-scorer Stuart Olding as he heads for the lineFabio Semenzato is palmed away by Ulster flanker Iain HendersonDisappointed Ulster players Dan Tuohy, Robbie Diack and John Afoa trudge off the pitch after the home draw with TrevisoRuan Pienaar leaves the pitch injured after receiving treatment from Ulster medical staff