78 MISC. PUBLICATION 198, U.S. DEPT. OF AGRICULTURE 
SaNBORN, C. E., and Wang, O. (990) 
HESSIAN FLY. Okla. Agr. Ext. Cire. 78, 3 pp., illus. 1918. 
Method of identifying; development; spring infestation; host plants; con- 
trol; parasites. 
991) 
[HESSIAN FLY (MAYETIOLA DESTRUCTOR SAY)]. Okla. Agr. Expt. Sta. Ann. 
Rpt. 29: 42, illus. 1920. 
Note on crops infested and control. 
SanDERSON, EH. D. (992) 
INSECTS INJURIOUS TO STAPLE CROPS. 295 pp., illus. 1902. 
Comprehensive general account; summary of Hopkins’ law; bibliography, 
Pp. 100s: 
= 9a (993) 
RELATION OF TEMPERATURE TO THE HIBERNATION OF INSECTS. Jour. Econ. 
Ent. 1: 61. 1908. 
Brief discussion of relation of fly to moisture and temperature. 
(994) 
INSECT PESTS OF FARM, GARDEN, AND ORCHARD. 684 pp., illus. New York 
and London. 1912. 
Comprehensive general account; quotes various authorities on control, 
pp. 123-129. 
and Jacxkson, C. F. (995) 
ELEMENTARY ENTOMOLOGY._ 372 pp., illus. Boston. 1912. 
Introduction and habits of fly, p. 228. 
and Prarrs, L. M. (996) 
INSECT PESTS OF FARM, GARDEN, AND ORCHARD. Ed. 2, 707 pp., illus. New 
York. 1921. 
Origin of name; life history; control, pp. 117-121. Ed. 3, 568 pp., illus. 
1931. [Hessian fly, pp. 144-149.| 
- and Prarrs, L. M. (997) 
INSECT PESTS OF FARM, GARDEN, AND ORCHARD. 568 pp., illus. New York 
1931. [Ed. 3, hessian fly, pp. 144~-149.] 
Comprehensive general account; résumé of recent data on control. 
Sapp, C. H. (998) 
FIGHT THE HESSIAN FLY. Natl. Stockman and Farmer 44 (23): 734. 1920. 
Recommendations on control. 
SATTERTHWAIT, A. F. (999) 
HESSIAN FLY CONFERENCE. Jour. Econ. Ent. 19: 185-188. 1926. 
Report of conference held at Kansas City, Mo., December 30, 1925. Fly 
conference to be continued annually. 
SAUNDERS, D. A. (1000) 
SOME DESTRUCTIVE INSECTS—THE HESSIAN FLY. S. Dak. Agr. Expt. Sta. 
Bull. 81: 64-65. 1903. 
Brief description; control (from Washburn). 
SAUNDERS, S. (1001) 
[HESSIAN FLY, CECIDOMYIA DESTRUCTOR.| Ent. Soc. Ontario, Ann Rept. 9: 
6. 1879. 
Note on disappearance. 
SAUNDERS, W. (1002) 
ANNUAL ADDRESS OF THE PRESIDENT OF THE ENTOMOLOGICAL SOCIETY OF 
ONTARIO. 1878, 1879, 1882, 1883. Canad. Ent. 10: 182, 1878 (also pub- 
lished in Ent. Soc. Ontario, Ann. Rpt. 1878: 6); Canad. Ent. 11: 188-189, 
1879 (also published in Ent. Soc. Ontario, Ann. Rpt. 1879: 8, 1880); 
Canad. Ent. 14: 142-144, 1882 (also published in Ent. Soc. Ontario, Ann. 
Rpt. 1882: 7-9, 1888); Canad. Ent. 16: 207, 1884, 
Fly imported from Europe; injury in Ontario in 1877 (v. 10, p. 182); 
brief mention, and references to literature (v. 11, pp. 188-189); outbreak in 
1881; brief life history; control (v. 14, pp. 142-144); injury by fly during 
1883 (v. 16, p. 207). 
