<div class="description">
Severe sheet erosion is shown on summer fallow in St. John, Washington, March 1946. The photo was taken from the air. Note the deposition (heavy of silt) on the lower slope below the rills. The estimated soil loss was 75 - 100 tons per acre on Class III and IV Athena soils.</div>
March 1946<div style="display: none;">date QS:P571,+1946-03-00T00:00:00Z/10</div>
This file was contributed to Wikimedia Commons by <a href="https://en.wikipedia.org/wiki/en:Natural_Resources_Conservation_Service" class="extiw" title="w:en:Natural Resources Conservation Service"><span title="agency of the US Department of Agriculture">Natural Resources Conservation Service</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner Northwest Digital Heritage.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="http://cdm17176.contentdm.oclc.org/cdm/ref/collection/whitman/id/5911">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/9091e788dc9e02764d6c85d4fe5e924e">9091e788dc9e02764d6c85d4fe5e924e</a></li>
<li>Natural Resources Conservation Service identifier: WCL1183</li></ul></span>