<div class="description">
Subjects: Podosesia syringae; Fraxinus pennsylvanica</div>
<div class="fn value">
<dl><dd>Dix, M.E</dd>
<dd>Tagestad, A.D</dd>
<dd>Nielsen, D.G</dd>
<dd>Purrington, F.F</dd>
<dd>U.S. Rocky Mountain Forest and Range Experiment Station</dd></dl></div>
Internet Archive identifier