Provide poultry with an adjustable food tray system and related methods. The supply tray system consists of a part cone, a part disposal, which includes a series of anti tilt and radiation arrayed fins, a skirt, a food tray, a lid and optional,A food cutting component: the cone includes a pair of top ends that may selectively be connected to a pair of corresponding grooves of different depths in the disposal section, so as to provide multi-level food according to the size and age of the poultry. They eat.
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