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Spring cankerworms were defoliating orchards in central Oklahoma dur- 
ing the third week in the month. Thev appeared in outbreak numbers in the 
vicinity of Dallas, Tex,, during the first week in the month. 
During the month the elm leaf beetle was generally prevalent through- 
out New England and southward to Pennsylvania. Adults were particularly 
troublesome, entering houses. 
White nine weevil was generally reported as being abundant throughout 
New England and New York, 
American dog tick began arrnearing about the middle of April in the 
South Atlantic States and in the vicinity of Washington, D. C., was heavily 
infesting dogs by the end of the month. No cases of spotted fever have been 
reported as. yet in the Eastern States. 
Screwworm flies are occurring in enormous numbers in southern Texas. 
Infestation of very young calves is as high as 10 percent in some counting . 
