SOME INSECTS INJURIOUS TO ORCHARD FRUITS 575 



tanglefoot may be applied directly to the bark of the tree, making 

 a band two inches wide by one-quarter inch thick. Printer's 

 ink, bodlime, and caterpillar-lime (raupen-lime) are often used, 

 but should not be placed on the bark. A narrow band of cotton 

 batting should be run around the tree and covered with a 



FIG. 430. Canker worm moths and egg masses caught on sticky band. (After 



W. E. Britton.) 



strip of building paper 4 to 6 inches wide,, on the centre 

 of which the sticky band should be placed, thus preventing 

 any injury to the bark by the material. Where spraying 

 and cultivation are customary canker worms rarely become 

 - troublesome. 



