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BARK BEETLE ECOLOGY
Selected Papers by John A. Byers and Coauthors

U.S. Arid-Land Agricultrual Research Center
USDA-ARS
21881 North Cardon Lane
Maricopa, Arizona 85239, USA
Pityogenes chalcographus on Norway spruce bark/young needles
Pityogenes chalcographus on Norway spruce needles
REVIEWS

Byers, J.A. 1989a. Chemical ecology of bark beetles. Experientia 45:271-
     283.  pdf

Byers, J.A. 1989b. Behavioral mechanisms involved in reducing competition
     in bark beetles. Holarctic Ecology 12:466-476.  pdf

Byers, J.A. 1995. Host tree chemistry affecting colonization in bark
     beetles, in R.T. Cardé and W.J. Bell (eds.). Chemical Ecology of
     Insects 2. Chapman and Hall, New York, pp. 154-213.  pdf

Byers, J.A. 2004. Chemical ecology of bark beetles in a complex
      olfactory landscape. pp. 89-134. In, Bark and Wood Boring Insects
      in Living Trees in Europe, a Synthesis, F. Lieutier, K.R. Day,
      A. Battisti, J.C. Grégoire, H. Evans (Eds). Kluwer Academic
      Publishers, Dordrecht, The Netherlands.


ALL PAPERS Byers, J.A. & Wood, D.L. 1980. Interspecific inhibition of the response of the bark beetles, Dendroctonus brevicomis and Ips paraconfusus, to their pheromones in the field. Journal of Chemical Ecology 6:149-164. pdf Byers, J.A., Svihra, P., & Koehler, C.S. 1980. Attraction of elm bark beetles to cut limbs on elm. Journal of Arboriculture 6:245-246. pdf Byers, J.A. 1981a. Pheromone biosynthesis in the bark beetle, Ips paraconfusus, during feeding or exposure to vapours of host plant precursors. Insect Biochemistry 11:563-569. pdf Byers, J.A. 1981b. Effect of mating on terminating aggregation during host colonization in the bark beetle, Ips paraconfusus. Journal of Chemical Ecology 7:1135-1147. pdf Byers, J.A. & Wood, D.L. 1981a. Interspecific effects of pheromones on the attraction of the bark beetles, Dendroctonus brevicomis and Ips paraconfusus in the laboratory. Journal of Chemical Ecology 7:9-18. pdf Byers, J.A. & Wood, D.L. 1981b. Antibiotic-induced inhibition of pheromone synthesis in a bark beetle. Science 213:763-764. pdf Byers, J.A. 1982. Male-specific conversion of the host plant compound, myrcene, to the pheromone, (+)-ipsdienol, in the bark beetle, Dendroctonus brevicomis. Journal of Chemical Ecology 8:363-371. pdf Byers, J.A. 1983a. Influence of sex, maturity and host substances on pheromones in the guts of the bark beetles, Ips paraconfusus and Dendroctonus brevicomis. Journal of Insect Physiology 29:5-13. pdf Byers, J.A. 1983b. Bark beetle conversion of a plant compound to a sex-specific inhibitor of pheromone attraction. Science 220:624-626. pdf Byers, J.A. 1983c. Sex-specific responses to aggregation pheromone: Regulation of colonization density in the bark beetle Ips paraconfusus. Journal of Chemical Ecology 9:129-142. pdf Byers, J.A. 1983d. Electronic fraction collector used for insect sampling in the photoperiod-induced diel emergence of bark beetles. Physiological Entomology 8:133-138. pdf Byers, J.A. 1984a. Electronic multiprobe thermometer and multiplexer for recording temperatures of microenvironments in the forest litter habitat of bark beetles (Coleoptera: Scolytidae). Environmental Entomology 13:863-867. pdf Byers, J.A. 1984b. Nearest neighbor analysis and simulation of distribution patterns indicates an attack spacing mechanism in the bark beetle, Ips typographus (Coleoptera: Scolytidae). Environmental Entomology 13:1191-1200. pdf Byers, J.A., Wood, D.L., Craig, J. & Hendry, L.B. 1984. Attractive and inhibitory pheromones produced in the bark beetle, Dendroctonus brevicomis, during host colonization: Regulation of inter- and intraspecific competition. Journal of Chemical Ecology 10:861-877. pdf Byers, J.A., Lanne, B.S., Löfqvist, J., Schlyter, F. & Bergström, G. 1985. Olfactory recognition of host-tree susceptibility by pine shoot beetles. Naturwissenschaften 72:324-326. pdf Byers, J.A. 1987a. Interactions of pheromone component odor plumes of western pine beetle. Journal of Chemical Ecology 13:2143-2157. pdf Lanne, B.S., Schlyter, F., Byers, J.A., Löfqvist, J., Leufvén, A., Bergström, G., Van Der Pers, J.N.C., Unelius, R., Baeckström, P. & Norin, T. 1987. Differences in attraction to semiochemicals present in sympatric pine shoot beetles, Tomicus minor and T. piniperda. Journal of Chemical Ecology 13:1045-1067. pdf Schlyter, F., Byers, J.A. & Löfqvist, J. 1987a. Attraction to pheromone sources of different quantity, quality, and spacing: Density-regulation mechanisms in bark beetle Ips typographus. Journal of Chemical Ecology 13:1503-1523. pdf Schlyter, F., Löfqvist, J. & Byers, J.A. 1987b. Behavioural sequence in attraction of the bark beetle Ips typographus to pheromone sources. Physiological Entomology 12:185-196. pdf Schlyter, F., Birgersson, G., Byers, J.A., Löfqvist, J. & Bergström, G. 1987c. Field response of the spruce bark beetle, Ips typographus, to aggregation pheromone candidates. Journal of Chemical Ecology 13:701-716. pdf Byers, J.A. 1988a. Upwind flight orientation to pheromone in western pine beetle tested with rotating windvane traps. Journal of Chemical Ecology 14:189-198. pdf Byers, J.A. 1988b. Novel diffusion-dilution method for release of semiochemicals: Testing pheromone component ratios on western pine beetle. Journal of Chemical Ecology 14:199-212. pdf Byers, J.A., Birgersson, G., Löfqvist, J., & Bergström, G. 1988. Synergistic pheromones and monoterpenes enable aggregation and host recognition by a bark beetle, Pityogenes chalcographus. Naturwissenschaften 75:153-155. pdf Schlyter, F., Byers, J.A., Löfqvist, J., Leufvén, A., & Birgersson, G. 1988. Reduction of attack density of the bark beetles Ips typographus and Tomicus piniperda on host bark by verbenone inhibition of attraction to pheromone and host kairomone. pp. 53-68. In: Payne, T.L. and Saarenmaa, H. (eds.), Integrated Control of Scolytid Bark Beetles, Virginia Tech. Press, Blacksburg. 355 pp. pdf Byers, J.A. 1989a. Chemical ecology of bark beetles. Experientia 45:271- 283. pdf Byers, J.A. 1989b. Behavioral mechanisms involved in reducing competition in bark beetles. Holarctic Ecology 12:466-476. pdf Byers, J.A. & Löfqvist, J. 1989. Flight initiation and survival in the bark beetle Ips typographus (Coleoptera: Scolytidae) during the spring dispersal. Holarctic Ecology 12:432-440. pdf Byers, J.A., Anderbrant, O., & Löfqvist, J. 1989a. Effective attraction radius: A method for comparing species attractants and determining densities of flying insects. Journal of Chemical Ecology 15:749-765. pdf Byers, J.A., Lanne, B.S., & Löfqvist, J. 1989c. Host-tree unsuitability recognized by pine shoot beetles in flight. Experientia 45:489-492. pdf Byers, J.A., & Birgersson, G. 1990. Pheromone production in a bark beetle independent of myrcene precursor in host pine species. Naturwissenschaften 77:385-387. pdf Byers, J.A., Schlyter, F., Birgersson, G., & Francke, W. 1990b. E- Myrcenol in Ips duplicatus: An aggregation pheromone component new for bark beetles. Experientia 46:1209-1211. pdf Byers, J.A. 1991a. Simulation of mate-finding behaviour of pine shoot beetles, Tomicus piniperda. Animal Behaviour 41:649-660.abstract button pdf Byers, J.A. 1992a. Grid cell contour mapping of point densities: bark beetle attacks, fallen pine shoots, and infested trees. Oikos 63:233-243.abstract button pdf Byers, J.A. 1992c. Dirichlet tessellation of bark beetle spatial attack points. Journal of Animal Ecology 61:759-768.abstract button pdf Byers, J.A. 1992f. Attraction of bark beetles, Tomicus piniperda, Hylurgops palliatus, and Trypodendron domesticum and other insects to short-chain alcohols and monoterpenes. Journal of Chemical Ecology 18:2385-2402. pdf Schlyter, F., Birgersson, G., Byers, J.A., & Bakke, A. 1992. The aggregation pheromone of Ips duplicatus and its role in competitive interactions with I. typographus (Coleoptera: Scolytidae). Chemoecology 3:103-112. pdf Zhang, Q.H., Byers, J.A., & Schlyter, F. 1992. Optimal attack density in the larch bark beetle, Ips cembrae (Coleoptera: Scolytidae). Journal of Applied Ecology 29:672-678. pdf Byers, J.A. 1993b. Avoidance of competition by spruce bark beetles, Ips typographus and Pityogenes chalcographus. Experientia 49:272-275. pdf Byers, J.A. 1993d. Orientation of bark beetles Pityogenes chalcographus and Ips typographus to pheromone-baited puddle traps placed in grids: A new trap for control of scolytids. Journal of Chemical Ecology 19:2297-2316. pdf Byers, J.A. 1995. Host tree chemistry affecting colonization in bark beetles, in R.T. Cardé and W.J. Bell (eds.). Chemical Ecology of Insects 2. Chapman and Hall, New York, pp. 154-213. pdf Zolubas, P. and Byers, J.A., 1995. Recapture of dispersing bark beetles Ips typographus L. (Col., Scolytidae) in pheromone-baited traps. Journal of Applied Entomology 19:285-289. pdf Byers, J.A. 1996b. An encounter rate model of bark beetle populations searching at random for susceptible host trees. Ecological Modelling 91:57-66. pdf Byers, J.A. 1996d. Correct calculation of Dirichlet polygon areas. Journal of Animal Ecology 65:528-529. pdf Byers, J.A. 1996e. Temporal clumping of bark beetle arrival at pheromone traps: Modeling anemotaxis in chaotic plumes. Journal of Chemical Ecology 22:2133-2155. pdf Byers, J.A. 1996f. Taxokey: a universal taxonomic key program using DOS text files and graphics. Computer Applications in the Biosciences 12:185-189.abstract button pdf Byers, J.A., Zhang, Q.H., Schlyter, F., and Birgersson, G. 1998. Volatiles from nonhost birch trees inhibit pheromone response in spruce bark beetles. Naturwissenschaften 85:557-561. pdf Byers, J.A. 1999d. Effects of attraction radius and flight paths on catch of scolytid beetles dispersing outward through rings of pheromone traps. Journal of Chemical Ecology 25:985-1005. pdf Byers, J.A. 2000. Wind-aided dispersal of simulated bark beetles flying through forests. Ecological Modelling 125:231-243. pdf Schlyter F., Zhang Q-H., Anderson P., Byers J.A., Wadhams L.J., Löfqvist, J., & Birgersson G. 2000. Electrophysiological and behavioural responses of Scandinavian Tomicus piniperda and T. minor (Coleoptera: Scolytidae), to non-host leaf and bark volatiles. Canadian Entomologist 132:965-981. pdf El-Sayed, A.M. & Byers, J.A. 2000. Inhibitory effect of monoterpenes on response of Pityogenes bidentatus to aggregation pheromone released by piezoelectric sprayer for precision release of semiochemicals. Journal of Chemical Ecology 26:1795-1809. pdf Byers, J.A., Zhang, Q.H., & Birgersson, G. 2000. Strategies of a bark beetle, Pityogenes bidentatus, in an olfactory landscape. Naturwissenschaften 87:503-507. pdf Byers, J.A. 2001. Correlated random walk equations of animal dispersal resolved by simulation. Ecology 82:1680-1690. pdf Byers, J.A., Zhang, Q.H., and Birgersson, G. 2004. Avoidance of nonhost plants by a bark beetle, Pityogenes bidentatus, in a forest of odors. Naturwissenschaften 91:215-219. pdf Byers, J.A. 2004. Chemical ecology of bark beetles in a complex olfactory landscape. pp. 89-134. In, Bark and Wood Boring Insects in Living Trees in Europe, a Synthesis, F. Lieutier, K.R. Day, A. Battisti, J.C. Grégoire, H. Evans (Eds). Kluwer Academic Publishers, Dordrecht, The Netherlands. Thoss, V., and Byers, J.A. 2006. Monoterpene chemodiversity of ponderosa pine in relation to herbivory and bark beetle colonization. Chemoecology 16:51-58. pdf Lu, R.C., Wang, H.B., Zhang, Z., Byers, J.A., Jin, Y. J., Wen, H. F., Shi, W. J. 2012. Coexistence and competition between Tomicus yunnanensis and T. minor (Coleoptera: Scolytinae) in Yunnan pine. Psyche J. Entomol. vol. 2012, ID 185312, pp. 1-6. pdf Lu, R.C., Wang, H.B., Zhang, Z., Byers, J.A., Jin, Y.J., Wen, H.F., Shi, W.J. 2012. Attraction of Tomicus yunnanensis (Coleoptera: Scolytinae) to Yunnan pine logs with and without periderm or phloem: an effective monitoring bait. Psyche J. Entomol. vol. 2012, ID 794683, pp. 1-6. pdf Byers, J.A. 2012a. A population genetic model of evolution of host-mate attraction and nonhost repulsion in a bark beetle Pityogenes bidentatus. Psyche J. Entomol. vol. 2012, ID 529573, pp. 1-6. pdf Byers, J.A. 2012b. Bark beetles, Pityogenes bidentatus, orienting to aggregation pheromone avoid conifer monoterpene odors when flying but not when walking. Psyche J. Entomol. vol. 2012, ID 529573, pp. 1-6. pdf Byers, J.A., and Birgersson, G. 2012. Host-tree monoterpenes and biosynthesis of aggregation pheromones in the bark beetle Ips paraconfusus. Psyche J. Entomol. vol. 2012, ID 539624, pp. 1-6. pdf Byers, J.A., Birgersson, G., and Francke, W. 2012. Aggregation pheromones of bark beetles Pityogenes quadridens and P. bidentatus colonizing Scotch pine: olfactory avoidance of interspecific mating and competition. (Accepted by Chemoecology July 23, 2013) pdf