1. Anderbrandt, O., Schlyter, F., andLofqvist, J. 1988. Dynamics of tree attack in the bark beetleIps typographus under semi-epidemic conditions, pp. 35–51,in T.L. Payne and H. Saarenmaa (eds.). Integrated Control of Scolytid Bark Beetles. Virginia Polytechnic Institute and State University, Blacksburg, Virginia.
2. Bedard, W.D., Tilden, P.E., Wood, D.L., Silverstein, R.M., Brownlee, R.G., andRodin, J.O. 1969. Western pine beetle: Field response to its sex pheromone and a synergistic host terpene, myrcene.Science 164:1284–1285.
3. Bedard, W.D., Tilden, P.E., Lindahl, K.Q., Jr., Wood, D.L., andRauch, P.A. 1980. Effects of verbenone and trans-verbenol on the response ofDendroctonus brevicomis to natural and synthetic attractant in the field.J. Chem. Ecol. 6:997–1013.
4. Berryman, A.A. 1972. Resistance of conifers to invasion by bark beetle-fungus associations.BioScience 22:598–602.
5. Berryman, A.A., DeMars, C.J., Jr., andStark, R.W. 1970. Section 4. The development of sampling methods for “within-tree” populations of the western pine beetle, pp. 33–41,in R.W. Stark and D.L. Dahlsten (eds.). Studies on the Population Dynamics of the Western Pine Beetle,Dendroctonus brevicomis LeConte (Coleoptera: Scolytidae). University of California, Division of Agricultural Sciences, Berkeley.