| 摘要 |
<p>A coop (2) for laying hens farming comprises a litter for scratching about and pecking constituted by a plate (14) for distributing litter material, a vertical tube (12) arranged below the distribution plate (14) for the falling of the litter material, and a litter plane (4), constituted of abrasive material, arranged below a bottom grid (6) of the coop in correspondence with a lower opening (16) of the vertical tube (12) for the falling of the litter material. <IMAGE></p> |
