Humus

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

Humus is the stable form of soil organic matter derived from decomposition of plant and animal substances. Humic layer or humus horizon is the organic matter above the topsoil and below leaf litter which is finely divided having a high surface area. This layer consists of a large proportion of humus.

Excerpt from the Wikipedia article “Humus”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Unknown author, Public domain, via Wikimedia Commons.