1.If wife does not participate in the reconciliation then the court can fix the next date of trial.
2.Your wife is likely t deny the non consummation of marriage since she is contesting your case.As You have filed the suit for nullity the burden of proof lies upon you to prove non consummation of marriage.
3. You can apply in high court for speedy trial of the suit and if you wish to seek my assistance in speeding up the case I carender all possible help.
Good luck.