| 摘要 |
The poultry house tier unit has three staggered tier units (214, 215, 216) supported by uprights (210). The tier unit (220) has feeding and drinking facilities (222, 223). Manure conveyors (221), discharge the manure produced by the chickens, extend under the roosts (224). Gangways (230, 231) are used for access, cleaning, etc.
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