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Please read BHL's Acknowledgment of Harmful Content
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  1. Type: Article
    In: Arboreta and botanic gardens : a publication of the Los Angeles County Department of Arboreta and Botanic Gardens
    Volume: 1
    Issue: 1
    Date: 1989
    Page Range: 5
    Publication Info: Arcadia, CA, California Arboretum Foundation, 1989-
    Subjects: California Air Resources Board  Greenhouses -- California -- Arcadia  Kats, Gerrit  Plants -- Effect of photochemical smog on  Thompson, C. Ray (Chester Ray), 1915-