Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Haller AND William AND T.)

 
 
 

Select Item Title Year Published
Ecological impact of integrated chemical and biological aquatic weed control : final report {MICROFICHE} / 1983
Herbicide application technique development for flowing water summary of research accomplishments / 1996
Impact of aquatic plants and their management techniques on the aquatic resources of the United States an overview. {microfrom} 1982

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