Question: A peck is an imperial and United States customary unit of dry volume, equivalent to 2 gallons or 8 dry quarts or 16 dry pints, despite being referenced in which well-known English-language nursery rhyme and well-known alliteration tongue-twister?
Sentence (from "Bushel"): The old bushel was equal to 2 kennings (obsolete), 4 pecks or 8 gallons and was used mostly for agricultural products such as wheat.
Relevant evidence: No