Show o otton otton Arizona's cotton growing Industry owes its origin to the Introduction ot Egyptian cotton into this more than 30 years ago ngo by the Unit Unit- United United ed States D Department of ot AgrIculture Agriculture Agriculture ture Department workers soon learned that this type of cotton was not adapted to the main cotton belt and concentrated their efforts In the Irrigated districts of ot Arizona and southern California where condi condl conditions conditions are similar to those In Egypt |