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Field scale phytostabilization of mine tailings in iron king mine and Humboldt smelter

Plant-Soil-Microbe Interactions. Field scale phytostabilization of mine tailings in iron king mine and Humboldt smelter. Juliana Gil- Loaiza Soil , Water and Environmental Science Dept. Dr. Maier’s Environmental Microbiology Research Group. Graduate Student Environmental Research Blitz

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Field scale phytostabilization of mine tailings in iron king mine and Humboldt smelter

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  1. Plant-Soil-Microbe Interactions Field scale phytostabilization of mine tailings in iron king mine and Humboldt smelter Juliana Gil-Loaiza Soil, Water and Environmental Science Dept. Dr. Maier’s Environmental Microbiology Research Group Graduate Student Environmental Research Blitz February 1st, 2011

  2. GOAL To revegetate Iron King Mine tailings a Superfund Site in Dewey-Humboldt, AZ; using successful strategies from greenhouse studies. • Prevent environmental and health risks • Arsenic and lead up to 4000 mg/Kg • Wind and Water erosion • CONSTRAINTS Metals Photos: Dr. Maier’s Lab Compost as amendment Native plants selection

  3. FIELD STUDY IMPLEMENTATION Area of study located at the site Field Setup and Sampling Establishment of 6 treatments in 24 plots Photos: Dr. Maier’s Lab Plant Survey after 5 months

  4. RESULTS June September August July Unamended October Photos: Dr. Maier’s Lab Table 1. Plant survey Results. Measurements of Total Canopy cover which includes six native plant species and plant species composition†(significant growth). Species designations: Buffalo grassӿ (BG), Arizona fescueᵆ (AF) and Quail bushᵠ (QB).

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