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BaGWORM (Thyridoptery x ephemeraeformis Haw,) 
E« Wo Men&eahal'j. (August H>; The bag-worm is quite "bad in 
Ivfontgouei%y County* I f5nd some apple orchards eaten up wit?a 
this pest. Advise spraying with lead arsenate. (August l6) : 
The American arbor vitaes are "badly infested with bagworm 
in one locality north of Springfield, Ohio, 
I. Kasemar. (August 22): These worms work on the trees until 
the "branches are withered and dead and several large trees are 
reported x.q have been killed out right, in the western part 
of this State* 
J« W„ McColloch (August 20): Bagworm injury is on the increase 
ever the eastern quarter of the State and many trees are being 
killed. Injury has been reported fn cedars, pines, arbor vitae, 
plum, apple, cherry, bcxelder, elm and maple. 
PALL CANKERWORM (jl sophila p_ometaria Harr. ) 
Geo* Mo Ccdding (August 20): The outbreak of the canker worm 
which we had this year is the worst that has ever been known* 
It defoliated whole sectioias and was not in the least particular 
which trees it attacked* Anything that was green seemed to be 
■eal;en. We sprayed trees and shrubs which were never sprayed 
before in combating this pest. 
• " ; . _ ELM SPANWORM (Ennomos sub signarius Huebn») 
C» R» Crpsby and assistants: W„ T„ M. Porbes reported on July 
23 that a very heavy flight of moths were observed at Ithaca. 
BIRCH 
A SA7/PLY LEAP MINER (species undetermined) 
E. Pa Pelt (July 28): An unknown sawfly leaf miner of gray 
birch was abundant and widely distributed in the Hudson Valley, 
sprout birches having their leaves somewhat abundantly disfigured 
by the rather large mines. The work of this insect was first 
noted in I 923. 
CAMPHOR 
CAMPHOR THRIPS (Cryp t othrips flor idea sis, Watson) 
John B» Gill (July 2^) : The camphcr thrips is again manifesting 
itself as a serious pest on camphor trees in this section 
(Thomasville). Last year this spe.ciCjS caused considerable 
damage to camphor trees in this' locality. 
