40 MISC. PUBLICATION 198, U.S. DEPT. OF AGRICULTURE 
f[Harris, T. W.]—Continued. (496) 
A TREATISE ON SOME OF THE INSECTS OF NEW ENGLAND WHICH ARE INJURIOUS 
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The far-famed hessian fly—deseription; origin; habits and transformations; 
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(497) 
HESSIAN FLY. New England Farmer 20: 409-410. 1842. (From Harris’s 
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Description; Hessian troops not responsible for introduction of fly; food 
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(498) 
OBSERVATIONS ON THE TRANSFORMATIONS OF THE CECIDOMYIAE. Boston 
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Stages of development of Cecidomyiae salacis (Fitch), tritici (Kirby), and 
destructor (Say). 
See also Hprrick, E. C. 
Hartwey, L. (499) 
WHITE FLINT AND LAWLER WHEAT. Amer. Farmer 7: 182. 1825. 
Comparison of two varieties of wheat. 
Haseman, L. (500) 
HESSIAN FLY (CECIDOMYIA DESTRUCTOR—SAY). Mo. State Bd. Agr. Ann. 
Rpt. 44: 283-285, illus. 1912. 
Life history; control. 
(501) 
CONTROLLING THE HESSIAN FLY. Mo. Agr. Expt. Sta. Press Bull. 42, 1 p. 1914. 
Appearance in northwestern Missouri; control. 
02) 
SOW WHEAT LATE AND ESCAPE THE FLY. Mo. Agr. Expt. Sta. Bull. 55, 1 p. 
1914. 
Control. 
(503) 
HESSIAN FLY IN MissouRI. Mo. Agr. Expt. Sta. Cire. 70: 21-24, illus. 1914. 
Nature of injury to wheat; life history; remedies. 
(504) 
INSECT PESTS OF THE FARM. Mo. State Bd. Agr. Monthly Bull. 13 (10): 7. 
1915. 
Control. 
(505) 
AN INVESTIGATION OF THE SUPPOSED IMMUNITY OF SOME VARIETIES OF WHEAT 
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Prevalence of fly in Mississippi Valley; results of one year’s experiments on 
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and Houuincer, A. H. (506) 
WORK AND PROGRESS OF THE [MO.] AGRICULTURAL EXPERIMENT STATION 1915: 
141. 1916. 
Brief discussion of the hessian fly-resistant qualities of the different varieties 
of wheat. 
and Vinson, C. G. (507) 
AN INVESTIGATION OF THE HESSIAN FLY-RESISTANT QUALITIES OF DIFFERENT 
VARIETIES OF WHEAT. Mo. Agr. Expt. Sta. Bull. 147: 32. 1917. 
Brief summary of wheat varieties tested for comparative fly resistance. 
(508) 
ANNUAL CYCLE OF THE HESSIAN FLY IN MISSOURI AND ITS CONTROL. Mo. 
Agr. Expt. Sta. Bull. 151: 39. 1917. 
Summary of results from experimental plots in various localities in Mis- 
souri. 
