earthworms© FLPA/Rex/Shutterstock
Having a healthy population of earthworms can help growers halt the UK’s serious decline in soil health, with an estimated loss of 2.2m tonnes of topsoil each year. Earthworms’ key role is to process organic matter into new soil and cycle deep soil to the surface, and they spend 74-91% of their time on these activities, says Lucy Crockford, a lecturer in soil and water management at Harper Adams University. See also: Tips on how to get your soils back […]