BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 247 
3892. Wynkoop, E. H. [Kerosene emulsion treatment for the rose 
chafer.] <Insect Life, v. 4, October, 1891, p. 76. 
3893. Zimmer Bros. [Kerosene emulsion and the cabbage maggot.] 
< Insect Life, v. 1, July, 1888, p. 15. 
Value of kerosene emulsion in destroying maggots of Anthomyia irassicce. 
3894. Zimmer Bros. [More testimony on the buckwheat remedy for 
cut-worms.] <Insect Life, v. 1, July, 1888, p. 15. 
Since the above was finished the following titles have been received: 
3895. Doane, R. W. Corn-worm ( Heliotkis armiger). <Northwest 
Hortic., November, 1896. 
Description, life-liistory, and remedies. 
3896. Piper, C. Y. The pear-leaf blister-mite. (Phytoptus pyri.) <The 
Ranch, 9 June, 1894. 
Life-history and remedies. 
3897. Piper, C. Y. Small punctured flea-beetle. ( Psylliodes punctu- 
lata.) <The Ranch, 23 June, 1894. 
Damage to sugar-beets, remedies. 
3898. Piper, C. Y. The grain aphis. ( N'ectarophora granaria.) <The 
Rauch, 21 July, 1894. 
Its introduction into Washington, character aud habits of the species. 
3899. Piper, C. Y. The cabbage maggot. ( Anthomyia brassicce.) 
<The Ranch, 21 July, 1894. 
Occurrence in Washington, description and remedies. 
3900. Piper, C. Y. The cherry leaf-roller attacking wheat ( Cacce.cia 
cerasivorana). <Northwest Horticulturist, November, 1895. 
3901. Piper, C. Y. The darkling beetles. (Asida consobrina , A. actu- 
osa , and Eleodes spp.) <Northwest Hortic., December, 1895. 
Supposed damage to garden vegetables. 
3902. Piper, C. Y. Controlling insect pests by means of fungus dis¬ 
eases. < Northwest Horticulturist, January, 1896. 
3903. Piper, C. Y. Quack insecticides. <Nortliwest Horticulturist, 
June, 1896. 
3904. Piper, C. Y. Box-elder bug in western Washington ( Leptoco - 
ris trivittatus ). <Northwest Horticulturist, June, 1896. 
3905. Piper, C. Y. Currant aphis ( Aphis ribis). <Nortwest Horti¬ 
culturist, June, 1896. 
3906. Piper, C. Y. Cutworms. <Northwest Horticulturist, De¬ 
cember, 1896. 
Description, life history, habits, and remedies. 
3907. Piper, C. Y. Anent the plum curculio. <Northwest Horticul¬ 
turist, December, 1896. 
Describes slits in prunes made by some unknown insect, but clearly neither 
the plum curculio nor the plum-gouger. 
3908. Abbott, L. F. The fall web worms. <Pop. Garden., August, 
1888, p. 237. 
