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By: Stewart, William S.Type: ArticleIn: Biennial reportVolume: 1963-65Series:Issue:Date: 1961Page Range: 15-20Publication Info: Los Angeles, Calif, Dept. of Arboreta & Botanic Gardens, 1959/61-Subjects: Air pollution -- Research Camellias -- Research Fire resistant plants Hibiscus -- Research Los Angeles State and County Arboretum -- Herbariu Plant breeding -- Research -- California Turf management -- California