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  1. Type: Article
    In: Biennial report
    Volume: 1975-77
    Date: 1961
    Page Range: 25-28
    Publication Info: Los Angeles, Calif, Dept. of Arboreta & Botanic Gardens, 1959/61-
    Subjects: Armillaria mellea -- Research  Crepe myrtle, Common -- Research  Daisies -- Research  Fire resistant plants  Guayule -- Research  Los Angeles State and County Arboretum -- Herbariu  Orchids -- Propagation  Sewage irrigation -- Research  
  2. Type: Article
    In: Biennial report
    Volume: 1977-79
    Date: 1961
    Page Range: 25-26
    Publication Info: Los Angeles, Calif, Dept. of Arboreta & Botanic Gardens, 1959/61-
    Subjects: Guayule -- Research  Los Angeles County (Calif.). Department of Arboret  National Science Foundation (U.S.) -- Research gra  Sewage irrigation -- California  
  3. Type: Article
    In: Biennial report
    Volume: 1979-81
    Date: 1961
    Page Range: 20
    Publication Info: Los Angeles, Calif, Dept. of Arboreta & Botanic Gardens, 1959/61-
    Subjects: Guayule -- Research  
  4. Type: Article
    In: Newsletter Arboreta and Botanic Gardens
    Volume: 1976:Jan.10
    Date: 1976
    Page Range: 1
    Publication Info: Arcadia, County of Los Angeles, Public Services Division,
    Subjects: Guayule -- Research  Hanson, George P