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Creator:: Webb, J. L. (Jesse Lee), 1878-1942 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: Barkbeetle. It has special reference to the results of investigations by Mr. Webb in central Idaho in 1905

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: , and that certain precautions and well-planned methods of management with reference to the control of

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: 3 Historical references 3 Review of published data 4 Revision of published data 6

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Abstract:: The locust borer and its relation to detrimental and destructive injuries to the black or yellow locust in the eastern United States have been subjects of special investigations by the Bureau of Entomology during the past two years, which have resulted in the determination of practical methods of control.
Resource Type:: Technical Report
Full Text:: , as has been very successfully and economically 6 done in several instances, all the work of

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: , with especial reference to its occurrence in the Pikes Peak Forest Reserve and in the vicinity of

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