The championships were watched by hundreds of people at the showground in Llanelwedd, Powys.
Port Talbot's Afon Lido was unavailable and Carmarthen's outdoor Showground unsuitable for a March fight.
The Norwich fighter faces French champion Anthony Mezaache at the Norfolk Showground on 28 February.
Meanwhile, the two-day Anglesey County Show will be held on its permanent showground close to the A55.
The Lincolnshire Agricultural Machinery Manufacturers Association (LAMMA) show is moving to Peterborough from Newark Showground in 2014.
The annual festival at the Royal Jersey Showground attracted about 8, 500 fans from the island and overseas.
Chief executive Greg Smith said this year's show, on 26-27 June at the Norfolk Showground, would go ahead.
The first show was held in 1982 at Lincolnshire Showground with 50 exhibitors.
The giant vegetable competition was held as part of the Autumn Show at the East of England Showground on Sunday.
An amazing 510 miles of toilet paper was used, more than enough to stretch from the showground to London and back.
BBC: NEWS | UK | Wales | Mid | Royal Welsh - live and undercover
"It benefits many areas in Nottinghamshire and Lincolnshire - and it is a very sad day, " Newark Showground spokesman Adrian Johnson said.
Several sites were looked at before the showground at Nantyci was chosen.
BBC: NEWS | UK | Wales | South West Wales | Market town wins Urdd tug-of-war
Youngsters Gareth Owen and Jonathan Spratt start at the RDS Showground against Leinster, a first regional game for 21-year-old Neath centre Spratt.
In 2009, it was cancelled for the first time in its history, after an appalling run of weather led to the showground becoming waterlogged.
Katherine Howard, who lived in Great Shefford, died after the crash on Priors Court Road, near the Newbury Showground in Chieveley on 26 February.
Flood warnings are also in place for the River Severn at the showground and The Quarry in Shrewsbury, Hampton Loade and Highley, and Quatford.
Thaxton faces French champion Anthony Mezaache at the Norfolk Showground on Saturday, 28 February, and he told BBC Radio Norfolk it will not be easy.
Flood warnings are also in place for the River Severn at the showground and The Quarry in Shrewsbury, Bridgnorth, Hampton Loade and Highley, and Quatford.
Leinster are unbeaten in their last five matches in all competitions and have won their last 10 games at Dublin's RDS Showground in the Magners League.
The event on 3 and 4 September will star top urban names including Tinie Tempah and N-Dubz on the Main Stage at the Norfolk Showground in Norwich.
"The idea is to keep Peterborough speedway alive and to keep speedway at the Showground, albeit at a lower league if they accept our application, " added Frost.
To accommodate visitors and the fans of the shearing teams, an additional grandstand was positioned opposite the showground's Meirion Shearing Centre and there was also two large viewing screens.
But it wasn't until July last year, when anger at price cuts crystallised in a passionate meeting at the Staffordshire County Showground, that the NFU And FFA combo really took off.
Thaxton won the title with a third-round knockout of Juan-Carlos Diaz Melero at the Showground in October and Hennessy believes that his punching power would stand up to the world's best.
About 700 attended the gathering at Staffordshire County Showground.
The Bees are set to face Peterborough at the East of England Showground at 1100 BST before both sides head to the Midlands for the return fixture later that day at Brandon (2000 BST).
For the event in 2010, Beth Gallichan from Headway has once again reinvented the concept, instead of taking on the big tent of the circus - she's bringing a slice of the Wild West to the Trinity Showground.
BBC: Wild West theme for the Tease stage at Jersey Live 2010
The two clubs, respectively champions of the Magners League and the Guinness Premiership, have both made poor starts to their domestic campaigns but there was little sign of that in a cracking first 40 minutes at a packed Royal Dublin Showground.
Fashion is a fickle mistress and a hundred years after they were last seen at the "Chelsea" of the day, gnomes from round the country are yet again heading back to the sacred showground of all things horticultural, fishing rods, toadstools and of course, gardening spades, packed and at the ready!
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