- Struble, G. R. 1966. California five-spined Ips.4.
- Struble, G. R., and R. C. Hall. 1955. The California five-spined engraver (ips confusus): its biology and control. United States Department of Agriculture Circular 96421.
- Struble, G. R. 1955. California five-spined engraver beetle (Ips confusus) . United States Department of Ariculture, Forest Pest Leaflet 44.
- Struble, G. R. 1942d. Laboratory propogation of of the mountain pine beetle. Journal of Economic Entomology 35:841-844.
- Evenden, J. C., W. D. Bedard, and G. R. Struble. 1943. The mountain pine beetle, an important enemy of western pines. United States Department of Agriculture, Circular 664. 25 p.
- Struble, G. R. 1930a. Memorandum of nutritional studies of western pine beetle larvae. United States Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, Berkeley, California (unpublished report).
- Struble, G. R. 1930b. The biology of certain Coleoptera associated with bark beetles in western yellow pine. University of California, Publications in Entomology 5(6):105-134, 6 figs.
- Struble, G. R. 1931a. Echo Lakes control project. United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, Forest Insect Investigations, Mimeographed Report, 17 November 1931.
- Struble, G. R. 1931b. The fir engraver beetle and other insects in white fir. United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, Forest Insect Investigations 1931. 8 p.
- Struble, G. R. 1933. Mortality of D. monticolae Hopk. larvae due to low temperatures. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1934a. Nicotine injection of lodgepole pine in relation to mountain pine beetle attacks. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1934b. The mountain pine beetle in sugar pine, season of 1933. Preliminary report. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1935a. Some recent studies of host selection by the mountain pine beetle in the California region. United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, Pacific Southwest Forest Experiment Station (unpublished report). 9 p.
- Struble, G. R. 1935b. The mountain pine beetle in sugar pine, season of 1934. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1936a. Seasonal history and habits of D. monticolae in the central Sierra Nevada region. United States Department of Agriculture, Bureau of Entomology, Berkeley, California. 11 p.
- Struble, G. R. 1936b. Studies on the nutritional requirements of mountain pine beetle larvae. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1937a. "Deadline" as a protection against Dendroctonus monticolae attacks. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1937b. Number of D. monticolae ecdyces and period of each instar. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1937c. Nutritional requirement of Dendroctonus monticolae Hopk., the development of rearing equipment and experimental technique. Progress Report. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1937d. The fir engraver beetle, a serious enemy of white fir and red fir. United States Department of Agriculture, Circular 419. 15 p.
- Struble, G. R. 1938. Temnochila virescens and Enoclerus sphegeus in relation to the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1939a. Artificial propagation of two native predators of the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1939b. Status of the mountain pine beetle in Mariposa Grove and recommendations for control. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1939c. The green trogositid and red-bellied clerid in relation to the control of the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1940a. Native predators of the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1940b. The habits and control of the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1941. Possibilities in improving the biological control of the mountain pine beetle by laboratory propagation of predators. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1942a. Biology of two native coleopterous predators of the mountain pine beetle in sugar pine . Pan- Pacific Entomologist 18:97-107.
- Struble, G. R. 1942b. Crown decadence of sugar pine in relation to attacks by the mountain pine beetle. Preliminary report. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1942c. Growth rate of sugar pine in relation to attacks by the mountain pine beetle. Preliminary Report. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R. 1944. Preliminary results of the olfactory responses of the mountain pine beetle season of 1943. United States Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station (typewritten report).
- Struble, G. R. 1945. Summary of investigative and control work on the mountain pine beetle in sugar pine stands of California. United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, Berkeley, California.
- Struble, G. R. 1946. Possibilities of goop to control bark beetles under thick bark. United States Department of Agriculture, Bureau of Entomology and Plant Quarantine, Berkeley, California.
- Struble, G. R. 1947a. A study of factors in the development of Ips outbreaks. United States Department of Agriculture, Forest Service, Pacific Southwest Forest Experiment Station (unpublished report). 6 p.
- Struble, G. R. 1947b. Twig damage in sugar pine caused by the cone beetle . Journal of Forestry 45:48-50.
- Struble, G. R. 1948. Pine blow-down causes outbreak of western pine beetles . Journal of Forestry 46:129-130.
- Struble, G. R. 1949a. A study of factors in the development of Ips outbreaks in ponderosa pine. United States Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, Berkeley (unpublished report). 21 p.
- Struble, G. R. 1949b. Biological and host factors in relation to Ips outbreaks in the southern Sierra sub-region. United States Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station (unpublished report). 19 p.
- Struble, G. R. 1956. Character of sugar pines attacked by the mountain pine beetle. Progress report, season of 1956. United States Department of Agriculture, Forest Service. 5 p.
- Struble, G. R. 1957. The fir engraver, a serious enemy of western true firs. United States Department of Agriculture, Forest Service, California Forest and Range Experiment Station, Production Research Report 11. 18 p.
- Struble, G. R. 1958. Lodgepole needle miner. United States Department of Agriculture, Forest Service, Forest Pest Leaflet 22. 7 p.
- Struble, G. R. 1961. Monterey pine Ips. United States Department of Agriculture, Forest Service, Forest Pest Leaflet 56. 7 p.
- Struble, G. R. 1965. Attack pattern of mountain pine beetle in sugar pine stands. United States Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, Research Note PSW-60. 7 p.
- Struble, G. R., and L. H. Carpelan. 1939. External sex characteristics of two important native predators of the mountain pine beetle in sugar pine. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R., and L. H. Carpelan. 1941. External sex characters of two important native predators of the mountain pine beetle in sugar pine . Pan-Pacific Entomologist 17:153-156.
- Struble, G. R., and R. C. Hall. 1954. Telephone cables invaded by shrub bark beetle in Pacific Coast region. Journal of Economic Entomology 47:933-934 [reprint 1 p., not numbered].
- Struble, G. R., and G. S. Hensill. 1935. Oil control experiments directed against D. brevicomis and D. monticolae, and flatheads, season of 1934. United States Department of Agriculture, Bureau of Entomology, Berkeley, California.
- Struble, G. R., and P. C. Johnson. 1955. The mountain pine beetle (Dendroctonus monticolae). United States Department of Agriculture, Forest Service, Forest Pest Leaflet 2 (revised 1957). 4 p.