Episode 4- The Soil Bank Account

<p><strong>Related content:</strong></p><p><strong>To learn more:</strong><br><a href="https://lib.dr.iastate.edu/cgi/viewcontent.cgi?article=1206&amp;context=agron_pubs">Nitrogen, organic matter decomposition, and corn yields</a></p><p> <a href="https://conservancy.umn.edu/bitstream/handle/11299/175603/Frelich%20et%20al%202006.pdf?sequence=1">Earthworm invasion into previously earthworm-free forests</a> </p><p><strong><br></strong><br></p>