Bibliography of the more important contributions to American economic entomology.

  • Bureau of Entomology
Date:
1889-1905
Catalogue details

Licence: In copyright

Credit: Bibliography of the more important contributions to American economic entomology. Source: Wellcome Collection.

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    BIBLIOGRAPHY OF THE MORE IMPORTANT CONTRIBUTIONS TO AMERICAN ECONOMIC ENTOMOLOGY. PART II. 386. [Walsh, B. D., and C. V. Riley.] Salutatory. To the agricult- urists and horticulturists of the United States. <Amer. Ent., September, 1868, v. 1, pp. 1-3. Importance and extent of the ravages of insects ; practicability of the dimi- nution of these ravages; value of entomological work ; aims of the Ameri- can Entomologist. 387. [Walsh, B. D., and 0. V. Riley.] Hogs vs. bugs. <Amer. Ent., September, 1868, v. 1, iip. 3-6. Effectiveness of swine as a means against Conotrachelus nenuphar and Carpo. capsa pomonella ; quotations showing good results from pasturing swine in . fruit orchards. 388. [Walsh, B. D., and G. Y. Riley.] Insect changes. <Amer. Ent., September, 1868, v. 1, p. 6. Definition of the different stages of insect transformation. 389. [Walsh, B. D., and C. V. Riley.] A new bark-louse ou the osage orange. <Amer. Ent., September, 1868, v. 1, p. 14, fig. 8. Seasons, food-plants, characters, and figures of Lecanium maclurce n. sp., [_= Fulvinaria inmimerahilis'] and of L. acericola n. sp. [=P. iwaM7nem6i/is]; characters and economic importance of the genus Aspidiotus. 390. [Walsh, B. D., and C. Y. Riley.] Entomological ignorance in the South. <Amer. Eut., September, 1868, v. 1, pp. 14-16.' Reprint and criticism of article, “ How to destroy the cotton-worm—a sug- gestion.” 391. [Walsh, B. D., and C. Y. Riley.] Grasshoppers. <Amer. Ent., September, 1868, v. 1, p. 16. Ravages of Acrididw in Illinois, Iowa, and Missouri; mention of the species . committing these ravages; means against the same. 392. [Walsh, B. D., and 0. Y. Riley.] The old and the new philoso- phy. <Amer. Ent., September, 1868, v. 1, p. 17. Defense of the practical application of science. 393. [Walsh, B. D., and 0. Y. Riley.] The animal kingdom. <Amer. Ent., September, 1868, v. 1, pp. 17-18. Definition of the “four grand branches of the animal kingdom;” mention of their respective classes.
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