REPORT OF STATE ENTOMOLOGIST. 



193 



These nests are generally located on the outer tips of the new 

 growth, and as they are firmly attached will remain all winter 

 if not molested. 



Fi<J. 6. Winter Nest of Brown-tail Moth. 



It is an easy matter to identify them as the silken attachment 

 is plainly visible on examination and is generally seen at quite 

 a distance owing to its appearance. 



It will thus be seen that the time for active and economic work 

 against the pest is during the fall, winter and spring months 

 while the trees are bare of their foliage. 



One great mistake, however, will be in leaving the work until 

 spring as the caterpillars will crawl out during the first warm 

 days of April to feed on the buds. 



As this report Avill come into the hands of many who were 

 not able to secure a copy of the report for 1905 it seems at this 

 time best to give a short life history of this pest. 



LIFE HISTORY. 



The eggs are laid in clusters about one inch in length, and are 

 usually deposited on the fresh leaves near the tips of the 

 branches. These clusters contain from 150 to 500 eggs; 50 



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