Kadeer will rejoin former Worcestershire team-mate Phil Weston at Bristol following the latter's switch two years ago.

BBC: SPORT | Cricket | Counties | Kadeer switches counties

After the hosts won the toss, Thomas struck twice in the first over, removing Kadeer Ali and Alex Gidman for ducks.

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Kadeer, the cousin of Worcestershire and England paceman Kabir Ali, was lined up to open the batting during the 2004 season.

BBC: SPORT | Cricket | Counties | Kadeer switches counties

Despite that, Gloucestershire are expecting great things from Kadeer who has played for England under-19s and toured Sri Lanka with the England A team.

BBC: SPORT | Cricket | Counties | Kadeer switches counties

First Kadeer was bowled by a Jones leg-cutter, before Marshall was bowled playing no shot to Groenewald and Spearman edged a wide Jones delivery behind.

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Gloucestershire still faced an uphill task and it became mountainous when Craig Spearman cut Lucas to point, Hodnett was caught behind and Kadeer Ali was trapped lbw.

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Kadeer Ali had not added to his overnight 29 when he was bowled by David Lucas, before Hamish Marshall edged Brooks to Andrew Hall at first slip for 27.

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He had some luck along the way, dropped by first Hamish Marshall on 74 and then by Kadeer Ali on 95, before completing his century by clipping Gidman through midwicket.

BBC: Madsen puts Derbyshire in command

He followed up with a tumbling catch off his own bowling to send back Kadeer Ali and then had Grant Hodnett caught at second slip to make it 48 for three in the 15th over.

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