Now showing items 1-10 of 10
REMOVAL OF ARSENIC FROM ENARGITE RICH COPPER CONCENTRATES
(JOHN WILEY & SONS INC, 2013)
Arsenic is a troublesome impurity in copper concentrates where it is usually present as enargite (CU3AsS4). When the enargite content is high in the concentrates, they cannot be treated by direct smelting processes because ...
Copper-arsenic decoupling in an active geothermal system: a link between pyrite and fluid composition
Over the past few decades several studies have reported that pyrite hosts appreciable amounts of trace elements which commonly occur forming complex zoning patterns within a single mineral grain. These chemical zonations ...
Evaluation of biochemical and redox parameters in rats fed with corn grown in soil amended with urban sewage sludge
The increased production of urban sewage sludge requires alternative methods for final disposal. A very promising choice is the use of sewage sludge as a fertilizer in agriculture, since it is rich in organic matter, macro ...
Potencial de resíduos orgânicos na atenuação de contaminação por cobre de solo e água
(Universidade Federal de São CarlosUFSCarPrograma de Pós-graduação em Agroecologia e Desenvolvimento Rural (Campus ARARAS)Câmpus Araras, 2017-06-08)
The aggravation of environmental problems has stimulated discussion about new ways of producing in the field. The term alternative agriculture covers non-conventional agricultural systems, such as natural, ecological, ...
Burkholderia Sp. Scms54 Triggers A Global Stress Defense In Tomato Enhancing Cadmium Tolerance
(Kluwer Academic Publishers, 2014)