Going underground: How roots could hold the answers to our soil health problem

From managing residues to applying manures, for years advice around improving soil quality has focused on the surface of soil.

But for soil health expert Joel Williams, it’s what’s happening below ground that should be capturing farmers’ attention if they really want to make a difference to soil organic carbon.

Root matter — often ignored as a simple by-product of surface-protecting cover crops — is being uncovered as the unlikely hero in the battle to improve soil quality.