<div class="description">
<dl><dd>Cover title</dd>
<dd>Published in cooperation with the USDA Douglas-fir tussock moth program</dd>
<dd>Bibliography: p. 12</dd></dl><br>Subjects: Biological assay; Douglas-fir tussock moth; Pests Biological control United States; Baculoviruses</div>
<div class="fn value">
<dl><dd>Martignoni, Mauro E., 1926-</dd>
<dd>Iwai, Paul J. cn</dd>
<dd>Pacific Northwest Forest and Range Experiment Station (Portland, Or.)</dd>
<dd>United States. Forest Service. cn</dd></dl></div>
Internet Archive identifier