Arboretum trees beautify local streets and freeways
Article
1987
Garden
11
Issue: 4
1-2
California. Department of Transportation , Express highways -- California , Roadside plants -- California
The Arboretum Library at the Los Angeles County Arboretum and Botanic Garden
English
[New York, Garden Society], 1977-
In copyright. Digitized with the permission of the rights holder.
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Attribution-NonCommercial-ShareAlike 3.0 Unported
http://creativecommons.org/licenses/by-nc-sa/3.0/
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