604. 
605. 
606. 
607. 
608. 
609. 
610. 
611. 
612. 
613. 
614. 
615. 
616. 
546 
Prebble, M. L. 
1941. The diapause and related phenomena in Gilpinia 
polytoma (Hartig). Can. J. Res. 19140) 295= 
322, 3238-346, illus.; (11): 350-362, illus.; (12): 
4387-454. 
1951. Forest entomology in relation to silviculture in 
Canada. Forest. Chron. 27: 1-32. 
Prentice, R. M. 
1955. The life history and some aspects of the ecology of 
the large aspen tortrix, Choristoneura conflictana 
(Wlkr.) (N. Camb.) (Lepidoptera: Tortrici- 
dae). Can. Entomol. 87(11): 461-473, illus. 
Prentice, R. M. (Co-ordinator) 
1962. Forest Lepidoptera of Canada. Vol. II. Nyteolidae, 
Noctuidae, Notodontidae, Liparidae. Can. Dep. 
Forest., ‘Ottawa. ll: 77=281. 1962: 
1968. Forest Lepidoptera of Canada. Vol. III. Lasiocampi- 
dae, Thyatiridae, Drepanidae, Geometridae. Can. 
Dept. Forest., Ottawa. II]: 283-5438, 1963. 
1965. Forest Lepidoptera of Canada. Vol. IV. Microlepi- 
doptera. Can. Dep. Forest., Ottawa. IV: 545-840, 
1965. 
Raske, A. G., and Hodson, A. C. 
1964. The development of Pineus strobi (Hartig) (Adel- 
ginae, Phylloxeridae) on white pine and black 
spruce. Can. Entomol. 96(4): 599-616, illus. 
Readio, P. A. 
1927. Studies on the biology of the Reduviidae of America 
north of Mexico. Univ. Kans. Sci. Bull. 17(11): 
291 p., illus. 
Reeks, W. A. 
1956. Sequential sampling for larvae of the winter moth, 
Operophtera brumata (Linn.) (Lepidoptera: 
Geometridae). Can. Entomol. 88(6): 241-246, 
illus. 
Rehn,J.. A..Gs-and-Grant, Jr. Hed. 
1961. A monograph of the Orthoptera of North America 
(north of Mexico). Acad. Nat. Sci. Phila. Monogr. 
L2G) teZots allus: 
Rennels, R. G. 
1960. The Zimmerman pine moth. Ill. Agr. Exp. Sta. Bull. 
660, 39 p., illus. 
Rexrode, C. O., Kulman, H. M., and Dorsey, C. K. 
1965. Bionomics of the bark beetle, Pseudopityophthorus 
pruinosus, with special reference to its role as a 
vector of oak wilt, Ceratocystis fagacearum. J. 
Econ. Entomol. 58(5): 913-920, illus. 
Ritchemw ra: 
1940. Kentucky white grubs. Ky. Agr. Exp. Sta. Bull. 401, 
157 p.; illus: 
