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Underground interactions: how roots communicate

They may be out of sight, but Dr Charles Merfield tells us what science is beginning to understand about the complexity of root interactions.

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Dr Charles ‘Merf’ Merfield is an agroecologist who heads the Biological Husbandry Unit Organics Trust Future Farming Centre, consults and advises in sustainable agronomy and is co-owner of Physical Weeding. See merfield.com

(Image Credit: iStock – stereohype)

Going underground to the root of it all

Roots, the essential ‘engine room’ of a plant, is the determining factor of health and growth. But roots may not be where you expect. David Whyte delves down into how our trees behave underground.
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Get into intercropping and living mulch

Nature endeavours to cover bare soil with a succession of plants. Science is understanding why and learning that the benefits of roots can outweigh even the best of inputs. Charles Merfield says we need to recloak Papatūānuku with a diversity of living plants and discusses how we can put this into practice amongst our crops.
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