Gloucestershire have not re-signed veteran batsman Chris Taylor because of a clause in his contract.
Glamorgan cruised to a comfortable 189-run victory after bowling Gloucestershire out for 195 in their second innings.
Surrey were bowled out for 140 to lose by 128 runs against Gloucestershire at Bristol.
Gloucestershire have signed club stalwarts Jon Lewis and Chris Taylor to fresh deals that will see them through the 2011 season.
Glamorgan and Gloucestershire battled for bonus points on the final day of their rain-ruined draw in Cardiff.
Chris Taylor contributed 77 as Gloucestershire batted throughout most of the final day to earn a draw against Warwickshire.
Tri-Series in Australia 2015
Australia win by 112 runs
England's lack of aggression and power with the bat is a concern heading into the World Cup, says David Lloyd.
Australia and New Zealand will co-host the 2015 Cricket World Cup from February - here's a taster of what's in store.
Michael Clarke must skipper Australia in the World Cup if they are to stand a chance of winning the trophy, says Shane Warne.
Sky Sports' cricket experts have picked their favourite hundreds from previous World Cups. Do you agree with their choices?
England's World Cup opponents will not relish the return of fit-again James Anderson, says Nick Knight.