2013 Fall - UH - None - NA - Residential Soil Collection Data for Soil Sample and Researcher Residential Property, 15218 Rainhollow Dr., Houston, TX 77070, United States Collection Date of Soil Sample September 1, 2013 Negative Paraoxon, Negative Methyl Parathion Researcher Unknown Organization University of Houston Course Term Fall Year of Course 2013 Images for Soil Sample