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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Animals, Livestock, One Health > animals > invertebrates > soil invertebrates > earthworms
Research, Technology, Methods > organisms > animals > invertebrates > soil invertebrates > earthworms
Natural Resources, Conservation, Environment > natural resources > biological resources > fauna > soil fauna > soil invertebrates > earthworms
Fields of Study > soil science > soil biology > soil biota > soil fauna > soil invertebrates > earthworms
Preferred Term:

earthworms

Definition:
A common polyphagous annelid having a tube or cylinder shaped segmented body. It is a hermaphrodite and plays a role in the decomposition of soil organic matter into rich humus.
Concept Schemes:
https://lod.nal.usda.gov/nalt-awic
https://lod.nal.usda.gov/nalt
NALT Core
Broader Concept:
soil invertebrates
Related Concepts:
URI:
https://lod.nal.usda.gov/nalt/35126
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2018-06-05
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