Search Results for the EPA National Library Catalog

Items Found: 4
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Your Search: (AUTHOR=Harper AND W AND G)


 
 
 
Select Item Title Year Published
Analysis of Specialized Pesticide Problems Invertebrate Control Agents - Efficacy Test Methods. Volume IX. Baculoviruses and Entomogenous Bacteria. 1978
Soil survey of Columbia County, Oregon / 1929
Soil survey of the Brighton area, Colorado 1935
Soil survey, Beryl-Enterprise area, Utah / 1960

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