Bozeat Palmer Contracts Ltd say they applied to Chewton Place landlords Longcap Developments Ltd for an extension on their lease, and offered to pay a higher rent, but were refused.
They say they then applied for an extension in the courts 'on compassionate grounds', but this was also unsuccessful.
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The whole region staying clear overnight with warm temperatures.
Temperatures remain high up to 12C inland.
Until now the ground has just been too waterlogged to let them out to graze.