Ehlers, L. J., W. H. Hoffard, and S. G. Jarrett. 1978. Evaluation of carbofuran against the white pine cone beetle in northwest Ohio. United States Department of Agriculture, Forest Service, Northeast Area, State and Private Forestry, Broomall, Pennsylvania. 2 p.
Ehlers et al. 1978
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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