Mapa mental
phylum annelida (earthworm)
Contenido del mapa
phylum annelida (earthworm)
characteristics
- segmented body
- rounded in cross section
- has clitellum (saddle)
- body cavity: coelome
- bristles (chaetae)
peristalsis
- body contracts, expands, shortens and lenghtens
benefits
- convert organic matter to humus
- improve soil structure by making channels in soil
- aids aeration and drainage
- mix layers through burrowing
- worm cast created by excretion
- high in nutrients
Información
- Descripción
- Higher level (phylum's) agricultural science Mapa Mental sobre phylum annelida (earthworm), creado por Rachel Hogan el 23/02/2016.
- Creado por
- Rachel Hogan
- Visitas
- 3
- Valoración
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