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NALT Full

Preferred term

mor

Type

Topic

Definition

A layer of organic material made up of largely unrecognizable plant debris and their decomposition products overlain by litter and lying on the surface of, and essentially unmixed with, the mineral soil. Earthworms are absent.
Source: Burns, Russell M. and Barbara H. Honkala, tech. coords. Silvics of North America, vol 2. Hardwoods; Glossary. Agriculture handbook no. 654. U.S. Department of Agriculture, Forest Service, 1990
Type: Concept definition

Broader concept

soil organic matter

In other languages

mor

Spanish

URI

https://lod.nal.usda.gov/nalt/53430

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