by John S. Hard
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Control of Douglas-fir tussock moth by a...
Identification of destructive Alaska for...
Estimation of hemlock sawfly (Hymenopter...
Managing white and Lutz spruce stands in...
Vertical distribution of cones in red pi...
Frost damage to red pine conelets
Field test of two insecticides to contro...
Evaluation of a hemlock sawfly outbreak ...
The hemlock sawfly in Southeast Alaska
Sequential sampling of hemlock sawfly eg...
Hemlock sawfly