Gold, Silver, and Copper phytoextraction by helianthus annuus sunflower grown on mine tailings amended with plant growth regulators and cyanide
Abstract
Phytoextraction has been suggested as aviable technique for gold recovery from some areas of mine tailings and mineralized soils. Plant Growht Regulators have been used due to their potential to improve rates of metal phytoextraction.
Abstract
In 1998, it was reported that plants of Brassica juncea (L) Czern. Could be forced to accumulate Au to concentrations as high as 57 mg/kg of dry matter after suitable treatment of the substrate in which they were growing
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