<div class="description">
Subjects: Monitoring plan growth</div>
<div class="fn value">
<dl><dd>Johnson, Wendell C. (Wendell Clifford), 1914-</dd>
<dd>Davis, Ronald G</dd>
<dd>United States. Agricultural Research Service. Soil and Water Conservation Research Division</dd></dl></div>
<dl><dd><a rel="nofollow" class="external free" href="https://archive.org/details/constructionofse16john">https://archive.org/details/constructionofse16john</a></dd>
<dd><a rel="nofollow" class="external free" href="https://archive.org/download/constructionofse16john/constructionofse16john.pdf">https://archive.org/download/constructionofse16john/constructionofse16john.pdf</a></dd></dl>