-
By:Type: ArticleIn: Arboreta and botanic gardens : a publication of the Los Angeles County Department of Arboreta and Botanic GardensVolume: 2Series:Issue: 4Date: 1990Page Range: 3Publication Info: Arcadia, CA, California Arboretum Foundation, 1989-Subjects: Arboretum of Los Angeles County -- Equipment and s Mulching Organic wastes -- Recycling Productivity -- Awards