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trace element

Allg. substância mineral em quantidades mínimas da dieta alimentar
gesundh., Nahrungsind., Chem. elemento vegetal; microelemento
landwirt. micronutriente
Umwelt microelementos
Wirtsch. oligoelemento
trace elements ['treɪs'elɪmənts]
Umwelt oligoelementos
trace element Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes
Umwelt microelementos