Used attributively (e.g., “humus layer”), so it functions as an adjective.
Traducciones
The forest floor is covered by a humus layer that nourishes new plant growth.
Le sol de la forêt est recouvert d'une couche humifère qui nourrit la nouvelle croissance des plantes.
humiqueEn chimie et science des sols. Definiciones
Containing, consisting of, or rich in humus. The forest floor is covered by a humus layer that nourishes new plant growth.