- Clark, A. F. 1932a. Insects infesting Pinus radiata in New Zealand . New Zealand Journal of Science and Technology 13:235-243.
- Clark, A. F. 1932b. The pine-bark beetle, Hylastes ater, in New Zealand. New Zealand Journal of Science and Technology 14(1):1-20, 15 figs.
- Clark, A. F. 1936. Biological control of forest insect-pests . New Zealand Journal of Science and Technology 18:585-588.
- Clark, E. W. 1964. Rearing techniques and artificial diets of Dendroctonus frontalis and Ips calligraphus. Pages 55-56 in Western and Central Forest Insect Work Conference, Proceedings, 9-11 March 1964, Banff, Alberta. Canada Department of Forestry, Forest Research Laboratory, Victoria, British Columbia. 82 p.
- Clark, E. W. 1965a. An artificial diet for the southern pine beetle and other bark beetles. United States Department of Agriculture, Forest Service, Southeastern Forest Experiment Station, Research Note SE-45. 3 p.
- Clark, E. W. 1965b. A simple rearing technique for obtaining eggs or young larvae or the southern pine beetle. United States Department of Agriculture, Forest Service, Southeastern Forest Experiment Station, Research Note SE-44. 2 p.
- Clark, E. W. 1970. Attack height of the black turpentine beetle . Georgia Entomological Society, Journal 5:151-152.
- Clark, E. W. 1972. The role of Pityophthorus pulicarius Zimmermann in tip dieback of young loblolly pine . Georgia Entomological Society, Journal 7:151-152.
- Clark, E. W. 1973a. Report to the government of Guatemala on Dendroctonus infestations in the pine forests of Guatemala [In Spanish]. FAO Report No. AT 3164. 27 p.
- Clark, E. W. 1973b. The adverse effects of high temperatures on the southern pine beetle Dendroctonus frontalis Zimmermann . Forest Science Laboratory, Research Triangle Park, North Carolina 1973:1-10.
- Clark, E. W. 1974. Insectos asociados con Dendroctonus frontalis en Honduras. Ceiba (Centro Technico Evaluacion Forestal) 18:41-46;
- Clark, E. W. 1978a. Beetle problems in southern pines in oleoresin production. International Union of Forest Research Organizations: Meeting of IUFRO Working Groups S 2.06.12 and 2.07.07 Pests and Diseases of Tropical Pines. Piedras Blancas, Medellin, Colombia, 3-14 September.
- Clark, E. W. 1978b. Forestry development and research. Brazilian Forest Entomology. FAO Report, Project BRA/76/027, Technical Report 5. vi + 82 p.
- Clark, E. W., and E. A. Osgood. 1964a. An emergence container for recovering southern pine beetles from infested bolts (Dendroctonus frontalis Zimm, Ips calligraphus Germ, I grandicollis Eichh) . Journal of Economic Entomology 57:783-784.
- Clark, E. W., and E. A. Osgood. 1964b. A simple laboratory technique for rearing Ips calligraphus. United States Department of Agriculture, Forest Service, Southeastern Forest Experiment Station, Research Note SE-31. 3 p.
- Clark, E. W., and E. A. Osgood. 1964c. Mass rearing the southern pine beetle (Dendroctonus frontalis) and the coarse writing engraver (Ips calligraphus). United States Department of Agriculture, Forest Service, Southeastern Forest Experiment Station, Research Note SE-30. 4 p.
- Clark, E. W., and E. A. Osgood. 1966. Chapter 19, Southern pine beetles. Pages 305-310 in C. N. Smith (ed.), Insect colonization and mass production. Academic Press, New York and London. xxi + 618 p.
- Clark, J. 1953. Post-logging attack by borers and bark beetles on Jack pine . Canada Department of Agriculture, Science Service, Division of Forest Biology, Progress Report 9:1.
- Clark, L. E. 1962. Why save the elms? . Conference on Dutch Elm Disease, Proceedings 17:5-6.
- Clark, W. R. 1978. Theory and practice of mountain pine beetle management in lodgepole pine forests: A comment. Page 208 in A. A. Berryman, G. D. Amman, R. W. Stark, and K. L. Kibbee (eds.), Theory and practice of mountain pine beetle management in lodgepole pine forests. Symposium, 25-27 April, Pullman, Washington. University of Idaho, College of Forest Resources. 220 p.
- Merkel, E. P., and E. W. Clark. 1981. Insecticides for preventing insect-caused mortality of paraquat-treated slash pines. United States Department of Agriculture, Forest Service, Southeastern Forest Experiment Station, Research Paper SE-219. 6 p.
- Miller, D., and A. F. Clark. 1935. Control of forest insect pests: distributions of parasites in New Zealand . New Zealand Journal of Science and Technology 16:301-304.
- Moser, J. C., R. C. Wilkinson, and E. W. Clark. 1974. Mites associated with Dendroctonus frontalis Zimmermann (Scolytidae: Coleoptera) in Central America and Mexico . Turrialba 24:379-381.
- Osgood, E. A., and E. W. Clark. 1963. Methods of sexing and sex ratios of the southern pine beetle, Dendroctonus frontalis Zimm . Canadian Entomologist 95:1106-1109.
- Svihra, P., and J. K. Clark. 1980. The courtship of the elm bark beetle . California Agriculture 34:7-9.
- Tomescu, N., and E. W. Clark. 1976. Technique for sexing the pupae of Dendroctonus frontalis . Georgia Entomological Society, Journal 11:170-172.
- Tomescu, N., E. W. Clark, J. White, and H. Thomas. 1978. Factors influencing response of Dendroctonus frontalis (Coleoptera, Scolytidae) to beetle- and host-produced attractants . Travaux du Museum d'Histoire Naturelle Greigore Antipa 19:285-288.
- Elias, S. A., S. K. Short, and P. V. Clark. 1986. Paleoenvironmental interpretations of the Late Holocene, Rocky Mountain National Park, Colorado, USA . Revue de Paleobiologie 5:127-142.
- Miller, D., and A. F. Clark. 1935b. [Hylastes ater] . Bulletin of Entomological Research 26:149-154.
- Clark, E., and C. Mills. 1978. Effects of the season of the year and the soil on the amounts of soluable amino N and soluable carbohydrates in the inner bark of Pinus taeda . Florestal (Brasil) 9:40-44.
- Clark, E., and J. Richmond. 1977. Variations of free triglyceride fatty acids in the phloem of Pinus taeda infected by Ceratocys-tis minor . Turrialba 27:377-383.
- Clark, S., and E. Hebb. 1951. Mortality in pine stands during first year after logging . Southern Lumberman 183256,258.