I'd block the corner 'nest' and put one fake egg in each nest.
Posting pics of your nest might garner some viable solutions.
How long have they all been laying?
Onset of lay can be a contentious time with the hormones running high and new experience of laying needing time to smooth out.
Posting pics of your nest might garner some viable solutions.
How long have they all been laying?
Onset of lay can be a contentious time with the hormones running high and new experience of laying needing time to smooth out.