Keywords:Animals Oligochaeta Lettuce Aluminum Silicates Carbon Organic Chemicals Soil Pollutants Inhibitory Concentration 50 Soil Microbiology Environmental Monitoring Biological Availability Hydrogen-Ion Concentration Toxicity Contamination Soil Pentachlorophenol Plants Risk Assessment Germination Seedlings Hazardous Organic CompoundsPositions:Vice Chancellor and DeanPosition Organization:Energy InstituteClear