Bovine TB and a difficult year for farming will be among the discussions at the Royal Bath and West Show later.
It's one of the biggest agricultural shows in the country. More than 150,000 people are expected to attend the event in Shepton Mallet.
This year is the 150th show and runs until Saturday.
More top news
A man has been arrested on suspicion of attempting to murder a police officer.
Reports in the Times newspaper suggest the Hinkley Point project may be in doubt according to a senior government advisor.
The Bristol branch of the campaign group Momentum will gather in Bristol in support of the beleaguered leader this evening.