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![]() Date: 2009-12-15 14:31:44Air dispersion modeling Agricultural soil science United States Environmental Protection Agency No-till farming AP 42 Compilation of Air Pollutant Emission Factors Tillage Emission intensity South Coast Air Quality Management District California Air Resources Board Air pollution Atmosphere Environment | Source URL: www.wrapair.orgDownload Document from Source WebsiteFile Size: 94,00 KBShare Document on Facebook |