Arizona Revised Statutes Title 3. Agriculture § 3-278. Materials containing unavailable plant food and undesirable substances

A. No person shall sell as a commercial fertilizer or as an ingredient thereof any leather, hair, hoofs, horns, wool waste or other substances containing inert plant food material unless there is affixed to every lot, parcel or package a label stating that it contains such substance.

B. No person shall sell any manure to which water or any material or substance not commonly used for bedding of domestic animals or fowls, for sanitary or feeding purposes, or for the preservation of manures, has been artificially added unless there is affixed to every lot or container delivered to a particular purchaser a statement of the fact that such artificial addition has been made.