81. 
82. 
83. 
84. 
BIBLIOGRAPHY. 57 
. Ritey, C. V.—Microcrganisms as insecticides. (Secient. Amer. Supp., Oct. 
31, 1891, v. 32, p. 13206.) 
. WesstTeER, F. M.—Means suggested for the outdoor continuance of the Ento- 
mopthora from year to year. (Ins. Life, v. 3, No. 6, March, 1891, p. 285.) 
. Snow, F.. H.—The chinch-bug disease and other notes. (Ins. Life, v. 4, 
Oct., 1891, pp. 69-72.) 
. Snow, F. H.—Hxperiments for the destruction of chinch bugs by infection. 
(Psyche, v. 6, No. 191, March, 1892, pp. 225-233.) 
. Forees, S. A.—Bacteria normal to the digestive organs of Hemiptera. 
(Bul. Il. State Lab. Nat. Hist., v. 4, pp. 1-7.) 
. Forses, 8S. A.—The chinch bug in [linois, 1891, 1892. (Bul. Ill. Agr. Exp. 
Sta., No. 19, 1892, p. 48.) 
. Forses, S. A.—The work of the year on contagious diseases of insects. (Ins. 
Life, v. 5, No. 1, Sept. 1892, p. 68.) 
. SNow, F. H.—Contagious diseases of the chinch bug. (First Ann. Rept. 
Dir. Kans. Univ. Exp. Sta., 1891.) 
. Snow, F'. H.—Contagious diseases of the chinch bug. (Second Ann. Rept. 
Dir. Kans. Univ. Exp. Sta., 1892.) 
. WesBsTER, FE’. M.—Insect foes of American cereals, with measures for their 
prevention or destruction. (Ins. Life, v. 6, No. 2, Dec., 1898, p. 146; 
Bul. Ohio Agr. Exp. Sta., No. 51, p. 130.) 
Snow, F. H.—Contagious diseases of the chinch bug. (Third Ann. Rept. 
Kans. Univ. Exp. Sta., 1893.) 
. Fores, 8S. A.—General record for 1891-1892. (Hnghteenth Rept. State Ent. 
Ti Ds 105) 
. BRUNER, LAWRENCE, and BarBer, H. G.—Experiments with infectious dis- 
eases for combating the chinch bug. (Bul. Neb. Agr. Exp. Sta., May, 
1894, No. 34, pp. 143-161.) 
. SNow, F. H.—Work in economic entomology in the University of Kansas 
for the season of 1894. (Ins. Life, v. 7, Oct., 1894, pp. 140-144.) 
. BRUNER, LAWRENCE.—Reports on injurious insects in Nebraska and adjoin- 
ing districts. (Bul. 32, Div. Ent., U. S. Dept. Agr., 1894, pp. 9-21.) 
. Forses, S. A.—The chinch bug in Illinois, 1894. (Press Bul. 16, June 9, 
1894, Ill. Agr. Exp. Sta.) 
. Forses, S. A.—Chinch-bug experiments. (Special Bul. Ill. Agr. Exp. Sta., 
June 30, 1894.) 
. Forses, 8. A.—How to fight chinch bugs. (Prairie Farmer, Aug. 4, 1894, 
v. 66, p. 2.) 
. Forses, 8S. A—The chinch bug in 1894. Contagious disease experiments. 
(Bul. State Ent., Il1., No. 5.) 
. WEBSTER, FF’. M.—Vegetal parasitism among insects. (Journ. Columbus 
Hort. Soe., April, 1894.) 
LucceEr, Orro.—The chinch bug. (Bul. 87, Minn. Agr. Exp. Sta., Dec., 1894, 
pp. 153-782. ) 
Forges, 8S. A.—Recent progress in horticultural entomology. (Trans. Ill. 
State Hort. Soc., 1895, pp. 137-148.) 
Osporn, Hersert.—Observations of insects, season of 1894. (Bul. 27, Iowa 
Agr. Exp. Sta., 1895, pp. 185-149.) 
Luecer, Orro.—Insects injurious in 1895. (Bul. 43, Minn. Agr. Exp. Sta., 
Jan., 1896, pp. 99-251.) 
Pertit, R. H.—Studies in artificial cultures of entomogenous fungi. (Bul. 
97, Cornell Univ. Agr. Exp. Sta., July, 1895, pp. 339-3878.) 
Forres, 8. A.—Experiments with the muscardine disease of the chinch bug, 
ete. (Bul. 38, Il. Agr. Exp. Sta., March, 1895, pp. 25-86.) 
