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EXTENT OF DAMAGE.
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Fig. 5.—Work of white-pine weevil, showing result of killed terminal shoot in 8-year-old top of large sapling. (Original.)
The extent of damage, as affecting natural reproduction, plantations, and timber of commercial size in the forest, is difficult to estimate; but it is an important item to be charged to the losses in commercial growth of white pine and is therefore a forestry problem which must demand special attention in the future management of wood-lots and forests, wherever the tree predominates.
The most favorable condition for serious injury by this weevil consists in a scattering or open pure stand of young white pine where the growth is healthy and rapid. such as is found in open plantations, in abandoned fields, and around the bor-
