| 摘要 |
A multistage raising system for layer chickens is provided. The multistage raising system for layer chickens includes a first stage which is installed at a first height from the bottom and where a plurality of feeding devices (21) is installed; a second stage which is installed at a second height from the first stage and where a plurality of water bowls (22), a plurality of trapnests (30), and an egg collecting-and-transferring device are installed; a third stage which is installed at a third height from the second stage, and an interstage movable device which is installed in the outer space of each stage to facilitate the movement of the trapnests to the first, second, and the third stages. |
