6o 



INDEX 



Remedies and preventives continued) 

 brushing from tree, 48 a . 

 carbon bisulfid, 51 9 . 

 destroying egg masses, 43°, 43 s - 

 44'. 



destroying infested trees, 5F. 



digging out borers, 51 8 . 



jarring from trees, 48 1 . 



kerosene emulsion, 48 5 , 52*, 56". 



killing borers with wire, 51*. 



london purple, 55 9 . 



maintaining vitality, 51'. 



paris green, 55 7 . 



plugging trees with sulfur, 45 8 . 



removing portions of bark, 51*. 



shaving bark and using kero- 

 sene emulsion. 5P. 



soft soap and carbolic acid 

 wash. 51 4 . 



sticky bands, 45 3 , 48\ 



torch, driving caterpillars from 

 trees with, 48 6 . 



whale oil soap, 57 1 . See also 

 Spraying trees. 

 Remedies and preventives for; 



borers, 51 2 . 



elm bark louse, 46 7 . 



elm leaf beetle, 45*, 53 7 , 56 1 . 



fall web worm, 49\ 



maple tree scale, cottony, 52 s . 



Remedies, etc. (continued) 

 tent caterpillars, 47", 54*. 

 tussock moth, white marked. 

 43 8 , 4S\ 53 v . See also Spray- 

 ing trees. 



Saperda tridentata, 49". 



speciosus. Plagionotus, 49*. 



Spraying trees, apparatus, 54 s -55"; 

 arsenical compounds, formulas 

 for, 55 7 -56 6 ; contact insecticides, 

 formulas for, 56°-57 2 ; rules for, 

 53 6 -54 3 . 



Tent caterpillar, apple tree, 46 9 . 

 Tent caterpillar, forest, 41 1 , 46 9 . 

 Tent caterpillars, 46 3 -48 7 ; controlled 



by birds, 53 2 ; susceptible to 



arsenical poisons, 54 2 . 

 Tremex columba, 50\ 

 Tridentata, Saperda, 49 9 . 

 Tussock moth, white marked, 41 1 , 



41 4 , 41 s -44 2 , 4S 5 . 



ulmi, Gossyparia, 46 1 . 



Weevils, grubs of, 49 9 , 51 s . 

 ! White marked tussock moth, see 

 Tussock moth. 

 Wood borers. 41 1 . 



Zeuzera pyrina, 50 8 -5r. 



(Pages 61-62 were bulletin cover pages) 



