- Walsh, B. D. 1860. Ips quadrisignatus Say. Prairie Farmer (n.s.) 1860 VI (XXII)p. ?.
- Walsh, B. D. 1866. Fire blight. Practical Entomologist 27.
- Walsh, B. D. 1867b. Scolytus. Practical Entomologist 257-58.
- Ballard, R. G., M. A. Walsh, and W. E. Cole. 1980. Beetle kill in the lodgepole pine . Utah Science 41:78-81.
- Ballard, R. G., M. A. Walsh, and W. E. Cole. 1982a. A light and electron microscope study of the growth and development of blue stain fungus in sapwood of lodgepole pine [abstract] . Phytopathology 72:930.
- Ballard, R. G., M. A. Walsh, and W. E. Cole. 1982b. Blue-stain fungi in xylem of lodgepole pine: a light-microscope study on extent of hyphal distribution . Canadian Journal of Botany 60:2334-2341.
- Ballard, R. G., M. A. Walsh, and W. E. Cole. 1984. The penetration and growth of blue stain fungi in the sapwood of lodgepole pine attacked by mountain pine beetle . Canadian Journal of Botany 62:1724-1729.
- Walsh, B. D. 1867a. Answers to correspondents. Willie C. Fish. Practical Entomologist 2(9):103.
- Walsh, R. G., G. Keleta, and J. P. Olienyk. 1981. Value of trees to residential property owners with mountain pine beetle and spruce budworm damage in the Colorado Front Range. United States Department of Agriculture, Forest Service, Rocky Mountain Region, State and Private Forestry, Contract No. 53-82X9-9-180. 115 p.
- Walsh, R. G., G. Keleta, J. P. Olienyk, and E. O. Waples. 1981. Appraised market value of trees on residential property with mountain pine beetle and spruce budworm damage in the Colorado Front Range. Colorado State University, Department of Economics. 87 p.
- Walsh, R. G., and J. P. Olienyk. 1981. Recreation demand effects of mountain pine beetle damage to the quality of forest recreation resources in the Colorado Front Range. United States Department of Agriculture, Forest Service, Rocky Mountain Region, State and Private Forestry, Contract No. 53-82X9-9-180. 151 p.
- O'Donnell, B. P., T. L. Payne, and K. D. Walsh. 1986. Effect of pine oil on landing and attack by the southern pine beetle (Coleoptera: Scolytidae) . Journal of Entomological Science 21:319-321.
- Payne, T. L., L. H. Kudon, C. W. Berisford, P. P. O'Donnell, and K. D. Walsh. 1985. Effects of frontalure in suppressing southern pine beetle spot growth under endemic and epidemic population levels. Pages 281-287 in S. J. Branham and R. C. Thatcher, Symposium proceedings: Integrated pest management research. United States Department of Agriculture, Forest Service, Southern Forest Experiment Station, New Orleans, Louisiana, General Technical Report SO-56. 383 p.
- Payne, T. L., L. H. Kudon, K. D. Walsh, and C. W. Berisford. 1985. Influence of infestation density on suppression of D. frontalis infestations with attractant. Journal of Applied Entomology 99:39-43.
- Hayes, J., L. Ingram, B. Strom, L. Roton, M. Boyette, and M. Walsh. 1994b. Identification of a host compound and its practical applications: 4-allylanisole as a bark beetle repellent. Pages 69-79 In J. Vozzo (ed.), Proceedings of the 4th Southern Station Chemical Sciences Meeting, Starkville, MS, 1-2 Feburary 1994.
- Walsh, R., F. Ward, and J. Olienyk. 1989. Recreational demand for trees in national forests . Journal of Environmental Management 28:255-268.
- Hayes, J., L. I. Jr., B. Strom, L. Roton, M. Boyette, M. Walsh, and J. Vozzo. 1994. Identification of a host compound and its practical applications: 4-allylanisole as a bark beetle repellent. Research and applications of chemical sciences in forestry. Proceedings of the 4th Southern Station Chemical Sciences Meeting, February 1-2, 1994, Starville, MS. United States Department of Agriculture, Forest Service, Southern Forest Experiment Station (New Orleans, LA), General Technical Report SO-104:69-79. (Included in Supplement 1 (1997) but with an incomplete citation).