- Raffa, K. F., and K. D. Klepzig. 1989. Chiral escape of bark beetles from predators responding to a bark beetle pheromone. Oecologia (Berlin) 80:566-569.
- Raffa, K. F., and K. D. Klepzig. 1989. Chiral escape of bark beetles from predators responding to a bark beetle pheromone . Oecologia [Berlin] 80:566-569.
- Klepzig, K., K. Raffa, and E. Smalley. 1991. Association of an insect-fungal complex with red pine decline in Wisconsin . Forest Science 37:1119-1139.
- Klepzig, K., K. Raffa, and E. Smalley. 1992. Summary of a three year study of red pine decline in Wisconsin. In Douglas C. Allen and L.P. Abrahamson (eds.), Proceedings: North American Forest Insect Work Conference, Denver, Colorado, March 25-28, 1991. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station (Portland, OR), General Technical Report PNW-GTR-294.
- Klepzig, K., K. Raffa, and E. Smalley. 1993. Role of root invading insect-fungal complexes in host plant acceptance by bark beetles . Bulletin of the Ecological Society of America 74:311.
- Raffa, K., K. Klepzig, and E. Smalley. 1992. Interactions among root beetles, fungi, and bark beetles in promoting forest declines: Dynamics of infection and mortality in Lake States red pine. Page 154 In Douglas C. Allen and L.P. Abrahamson (eds.), Proceedings: North American Forest Insect Work Conference, Denver, Colorado, March 25-28, 1991. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station (Portland, OR), General Technical Report PNW-GTR-294.
- Klepzig, K. 1998. Competition between a biological control fungus, Ophiostoma piliferum, and symbionts of the southern pine beetle . Mycologia 90:69-75.
- Klepzig, K., and R. Wilkins. 1997. Competitive interactions among symbiotic fungi of the southern pine beetle, applied and environmental Microbiology 63:621-627.
- Klepzig, K., E. Smalley, and K. Raffa. 1995. Dendroctonus valens and Hylastes por-culus (Coleoptera: Scolytidae): vectors of pathogenic fungi (Ophiostomatales) associated with red pine decline disease . The Great Lakes Entomologist 28:81-87.
- Klepzig, K., E. Smalley, and K. Raffa. 1996. Combined chemical defences against an insect-fungal complex . Journal of Chemical Ecology 22:1367-1388.