114 SOME INSECTS INJURIOUS TO FORESTS. 



Page. 



Timber, infested, burning to control insects which cause defects in living wood . 78 



utilization for control of barkbeetles 74 



newly felled, injuries by insects, prevention 79-80 



round, with bark on, injuries by insects 64-65 



standing, killed and damaged by insects, estimated loss 70-71 



utilization, prompt, for prevention of injury from insects that infest 



dying and dead wood 78-79 



to control insects which cause defects in living wood 78 



worm, chestnut (see also Lymexylon sericeum). 



prevention of injury to living timber 78 



oak (see also Ewpsalis minuta). 



prevention of injury to living timber 78 



worms, injuries to crude forest products 64-65 



wood of dying and dead hardwood trees 64 



Timbers in dwellings, etc., injuries by insects 67 



prevention 83-84 



Trap trees for control of Dendroctonus brevicomis 28-30 



Trees (see also Timber). 



utilizing varieties and races immune and resistant to insect attack 79 



Trogositidse, enemies of Monohammus titillator 53 



Turpentine beetle, black. (See Dendroctonus terebrans. > 

 red. (See Dendroctonus valens.) 



beetles, injuries to wood of living pine 61-62 



borer. (See Buprestis apricans.) 



Wagon stock, seasoned finished, injuries by insects, prevention 82 



powder-post beetles 66 



unseasoned, injuries by ambrosia beetles and roundheaded borers 65 



insects, prevention 81 



powder-post beetles 66 



Webb, J. L., paper, ''The Southern Pine Sawyer (Monohammus titillator Fab." 41-56 

 Western Pine-destroying Barkbeetle (Dendroctonus 



brevicomis Lee.) " 17-30 



Weevil, white pine. (See Pissodes strobi.) 



Wheelbarrows, injuries by powder-post beetles, prevention 83 



Wheels, finished seasoned, injuries by insects, prevention 82 



Whitewashing against locust borer 5, 6 



Whitewood, injuries to wood of living trees by Corthylus columbianus 61 



Wood-boring larvae, injuries to utilized forest products 67 



Woodpeckers, enemies of Dendroctonus brevicomis 27 



Woodwork in new and old buildings, injuries by insects 67 



prevention 83-84 



Zinc chlorid against termites 84 



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