Darren Pattinson and Luke Fletcher shared nine wickets as Nottinghamshire beat Warwickshire by 28 runs.
Northants will be without two of their key players for the start of the new domestic season.
Stephen Peters' 97 not out led Northamptonshire to a five-wicket victory over Warwickshire.
Score updates from every match on the final day of this week's county fixtures
Full-on Yorkshire are the pride of the County Championship, says David Lloyd, and deservedly so.
England ended their summer by uncovering a winning approach to limited overs cricket, says Nick Knight.
County Champ D1
Start delayed due to bad light
County Champ D2
West Indies v Bangladesh Test
Bangladesh trail West Indies by 276 runs with 3 wickets remaining
Ian Botham and our pundits have picked their England World Cup starting XIs. But do you agree?