Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=PERRY AND R. AND L.)

 
 
 

Select Item Title Year Published
Characterization of Ozone Emissions from Air Cleaners Equipped with Ozone Genrators and Sensor and Feedback Control Circuitry. 2000
Development of a Provisional Physical Habitat Index for Maryland Freshwater Streams. 1999
Effects of Chronic Chlorine Exposure on Litter Processing in Outdoor Experimental Streams. 1987
Feasibility study of the effectiveness of drilling mud as a plugging agent in abandoned wells 1990
Illinois Lands Affected by Underground Mining for Coal. 1977
Impact of OSHA : a study of the effects of the Occupational safety and health act on three key industries, aerospace, chemicals, and textiles 1978
Integrated pest management on major agricultural systems / 1985
Potential for invasion of underground sources of drinking water through mud-plugged wells : an experimental appraisal / 1998
User's guide to the Complex Terrain Dispersion Model Plus Algorithms for Unstable Situations (CTDMPLUS) 1989
User's guide to the Complex Terrain Dispersion Model plus algorithms for unstable situations (CTDMPLUS) : volume 1, Model description and user instructions / 1989

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