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The Conversation USA

To restore our soils, feed the microbes

  • Written by Matthew Wallenstein, Associate Professor and Director, Innovation Center for Sustainable Agriculture, Colorado State University
imageTamotsu Ito/Shutterstock.com

Our soils are in trouble. Over the past century, we’ve abused them with plowing, tilling and too much fertilizer.

What many think of as “just dirt” is actually an incredibly complex mixture of rock-derived minerals, plant-derived organic matter, dissolved nutrients, gases and a rich food web of...

Read more: To restore our soils, feed the microbes

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