<div class="description">
<p>"Issued May 1990"--P.4
</p>
<br>Subjects: Water quality United States States; Water quality management United States States</div>
<div class="fn value">
<dl><dd>United States. Agricultural Stabilization and Conservation Service</dd>
<dd>United States. Extension Service</dd>
<dd>United States. Soil Conservation Service</dd></dl></div>
Internet Archive identifier