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By:Type: ArticleIn: Newsletter Arboreta and Botanic GardensVolume: 1973:Apr.10Series:Issue:Date: 1973Page Range: 1-2Publication Info: Arcadia, County of Los Angeles, Public Services Division,Subjects: Compost -- Adult education Graf, Don Kitchens -- California -- La Canada Flintridge Lavaneri, Ron Zabriskie, Pete