Trace elements; how they help and harm us.
Publisher: Holiday House
Published: 1974
Place of publication: New York
Language: eng
Number of pages: 164
Subjects: Trace elements -- Physiological effect -- Juvenile literature.; Plants, Effect of trace elements on -- Juvenile literature.; Trace elements -- Physiological effect.
Description: Discusses the origins of various elements and compounds and their beneficial and detrimental effects on animals, plants, and humans.
Notes: Bibliography: p. [155]-157.