Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
McLean, J. A., and J. H. Borden. 1977b. Suppression of Gnathotrichus sulcatus with sulcatol-baited traps in a commercial sawmill and notes on the occurrence of G. retusus and Trypodendron lineatum. Canadian Journal of Forest Research 7(2):348-356.