193. 
194. 
195. 
119G: 
Dif 
198: 
199): 
200. 
201. 
202. 
203. 
204. 
205. 
206. 
Dillon, E. S., and Dillon, L. S. 
1961. A manual of common beetles of eastern North 
America. 884 p., illus. Evanston, Ill.: Row, 
Peterson & Co. 
Dixon, J. C., and Osgood, E. A. 
1961. Southern pine beetle—a review of present knowl- 
edge. U.S. Forest Serv., Southeast. Forest Exp. 
Stas, Pap: 128) 34 p: illus: 
Doane, C. C. 
1959. Beauveria bassiana as a pathogen of Scolytus multi- 
striatus. Entomol. Soc. Amer. Ann. 52(1): 
109-111. 
Doane, R. W., Van Dyke, E. C., Chamberlain, W. J., and 
Burke, H. E. 
1936. Forest Insects. 463 p., illus. New York: McGraw- 
Hill Co., Inc. 
Dodge, H. R. 
1938. The bark beetles of Minnesota (Coleoptera: Scoly- 
tidae). Minn. Agr. Exp. Sta. Tech. Bull. 182, 
60 p., illus. 
Donley, D. E. 
1964a. Mimosa webworm and its control on individual 
honeylocusts with systemic insecticides. Arbor- 
ists’ News 29(3): 17-20, illus. 
1964b. Season-long webworm control for honeylocust. 
Amer. Nurseryman, June 1, 1964., 2 p., illus. 
, and Burns, D. P. 
1965. The tuliptree scale. U.S. Forest Serv. Forest Pest 
Leafl. 92, 5 p., illus. 
Dorsey, C. K., and Leach, J. G. 
1956. The bionomics of certain insects associated with oak 
wilt with particular reference to the Nitidulidae. 
J. Econ. Entomol. 49(2): 219-230, illus. 
Dowden, P. B. 
1935. Brachymeria intermedia (Nees), a primary para- 
site, and B. compsilurae (Crawford), a secondary 
parasite of the gypsy moth. J. Agr. Res. 50(6) : 
495-528, illus. 
1939. Schizonotus sieboldi, an imporant parasite of the 
imported willow leaf beetle. J. Agr. Res. 58: 
581-592, illus. 
1941. Parasites of the birch leaf-mining sawfly (Phyllo- 
toma nemorata). U.S. Dep. Agr. Tech. Bull. 757, 
56 p., illus. 
1962. Parasites and predators of forest insects liberated 
in the United States through 1960. U.S. Dep. Agr. 
Handbook No. 226, 70 p. 
——, Buchanan, W. D., and Carolin, V. M. 
1948. Natural control factors affecting the spruce bud- 
worm. J. Econ. Entomol. 41(38): 457-464. 
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