BROADER CONCEPT
RELATED CONCEPTS
SCOPE NOTE
- Elements combined in minute quantities in plant or animal tissues considered essential in physiological processes.
IN OTHER LANGUAGES
Arabic
عناصر زهيدة
عناصر نادرة
عناصر اثارية
عناصر شحيحة
نزائر
French
Russian
Spanish
URI
http://vocabularies.unesco.org/thesaurus/concept3948