G8 MISC: PUBLICATION 198, U.S. DEPT. OF AGRICULTURE 
OspurN, R. C. (853) 
WHEAT INSECTS—HESSIAN FLY. Ohio Ext. Serv. Ann. Rpt. 6 (7): 97-98. 
1919-20. 
Report on control campaign. 
é (854) 
HESSIAN FLY. Farmers’ Cabinet 6: 208. 1842. 
Discusses ‘“‘cause and effect”’ of fly infestation. 
Rey Ae (855) 
[HESSIAN FLY—-RARE-RIPE WHEAT.] Amer. Farmer 9: 210. 1827. 
Discusses theory of fly-proof qualities of rare-ripe wheat. 
j Eso ite (856) 
THE WHEAT crop. Amer. Farmer 13: 111. 1881. 
Prospect of damage to crops in Virginia. 
PackarD, A. 8. 857 
(857) 
ON CERTAIN ENTOMOLOGICAL SPECULATIONS [HESSIAN FLY]. Ent. Soc. Phila. 
Proc. (1866-67) 6: 211-213. 1867. ; 
Brief discussion on transformations of fly. 
(858) 
[HESSIAN FLY] GUIDE TO STUDY oF INSECTS (Hd. 1), pp. 200, 201, 202, 207, 
372-375, illus. 1869. (Hd. 2., 1870; Ed. 3, 1872; Ed. 4, 1874; Ed. 5, 1876; 
Kd. 6, 1878; Ed. 7, 1880.) 
Number of broods; mention of parasites. 
(859) 
ENTOMOLOGICAL CALENDAR—|HESSIAN FLY]. Amer. Nat. 2: 163-164, illus. 
1869. 
Brief description of life history. 
(860) 
[HESSIAN FLY.] Jn Our Common Insects, pp. 72, 196-197, illus. 1873. 
Brief report on broods and life history. 
(861 
“HESSIAN FLY, JOINTWORM AND WHEAT MIDGE. Canad. Ent. 9: 100. 1877. 
Request for specimens. 
(862) 
[HESSIAN FLY.] Jn Half Hours with Insects, pp. 212-215, illus. 1877. 
Early history; description of stages; parasites. 
(863) 
INSECTS SPECIALLY INJURIOUS TO WHEAT . . . THE HESSIAN FLY, CECIDOMYIA 
DESTRUCTOR OF SAY. U.S. Geol. and Geogr. Survey [Hayden’s] Ann. Rpt. 
9: 695-697, illus. 1877. 
Origin and spread; life history; parasites; description of stages; remedies; 
map showing distribution in 1875. 
(864) 
HESSIAN FLY. Canad. Ent. 11: 137-139. 1879. 
Reprint ofcircular on June 1879 of the United States Entomological Com- 
mission requesting information regarding fly. 
PRADO, (865) 
UNITED STATES ENTOMOLOGICAL COMMISSION. Ent. Soc. Ontario, Ann. 
Rept. 1879: 36-37. - 1879. 
Outlines functions of the commission. 
(866) 
HESSIAN FLY. Amer. Ent. 3: 118-121, 140-141, illus. 1880. 
Number of broods; mode of egg laying; habits of larva, pp. 118-121; 
summary of habits and means of checking, and probable geographical limits, 
pp. 140-141. 
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