Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Hain, F. P., W. T. McClelland, D. N. Pope, P. E. Pulley, J. L. Foltz, and R. N. Coulson. 1978. Standardized within-tree sampling for populations of Dendroctonus frontalis . Environmental Entomology 7:157-164.
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