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Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Abstract:: The so-called powder-post injury to seasoned wood has attracted much attention in America, and especially in Europe for centuries, and has been the subject of published articles in many languages. This peculiar injury seems to be on the increase in the United States and numerous requests from a number of...
Resource Type:: Technical Report

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

Creator:: Chittenden, F. H. (Frank Hurlbut), 1858-1929 and United States. Division of Entomology
Abstract:: Recent years have witnessed extensive destruction of forest growth, particularly of pine, spruce, and chestnut, in portions of the United States east of the Rocky Mountains. This injury has been very generally attributed to insects, and there is evidence that certain wood and bark-boring species have largely contributed to the...
Resource Type:: Technical Report

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Abstract:: The Bureau of Entomology has been conducting systematic and economic investigations of the weevils infesting the bark of the trunk and terminal shoots of conifers in the United States, the results of which will be published in the regular technical and popular bulletins ; but since these can not be...
Resource Type:: Technical Report

Creator:: Cochran, P. H.
Abstract:: A pandora moth (Coloradia pandora Blake) outbreak began in 1991 in a ponderosa pine (Pinus ponderosa Dougl. ex. Laws) spacing study area that also included scattered sugar pine (P. lambertiana Dougl). The relation of defoliation to five tree spacings (with and without understory vegetation) was examined, and stand growth reduction...
Resource Type:: Technical Report

Creator:: Forest Products Laboratory (U.S.), Hawley, L. F. (Lee Fred), 1882-1959, and Campbell, William George
Abstract:: Published in Industrial & Engineering Chemistry, June 1927.
Resource Type:: Technical Report

Creator:: Forest Products Laboratory (U.S.) and French, George E. (George Ernest)
Resource Type:: Technical Report

Creator:: Cuno, J. B. (John Brown), 1894- and United States. Department of Agriculture
Abstract:: The wood of black locust, Robinia pseudoacacia, is used chiefly for insulator pins, wagon hubs, treenails, fence posts, and mine timbers. For these uses it is admirable because of its hardness, strength, and durability. A valuable characteristic of the tree is its rapid growth on many types of soils during...
Resource Type:: Technical Report

Creator:: Helphenstine, R. K. (Rufus King), b. 1882, Browne, F. L. (Frederick Lincoln), 1895-, and United States. Department of Agriculture
Abstract:: The popularity of wood for floors of dwellings dates back to pioneer days, when our forefathers used thick, hewed sections of log smoothed as far as possible on one face with an adz and laid edge to edge to make their puncheon floors . Later, during colonial days, when sawed...
Resource Type:: Technical Report

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