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CHERRY 
DAM CHERRY FRUIT FLY ( IhagoLetis ir pusta 0. S. ) 
Michigan R. H. Pettit (July l): The service by means of which dates for 
spraying to control the two species of cherry maggots are advised 
is progressing very nicely. Yesterday, on the 29th, the black- 
bodied fruit fly emerged in our cages at Northport, in Leelanau 
County. Farther south' emergences have been occurring for some 
•time and much spraying has been done. • t 
CHERRY FRUIT FLY ( Rhagoletis cingulata Loew) 
Oregon D. C. Mote (July 1-3): S. C. Jones reports that the cherry 
fruit fly reached the peak of emergence in June. A few flies 
p.td still emerging. First eggs hatched in the laboratory on 
June 21, Ma?gots are being found 'in large numbers in the field. 
First maggots were found in the field June 27; both visible and 
half grown maggots at Springfield 1 on that date. 
PLUM 
THISTLE APHID (A nur aphis cardui L. ) 
Idaho C. Wakeland (June 30): Prune trees throughout %#> southwestern 
Idaho have been heavily infested with the thistle aphid, which 
has caused much early spring, spraying, 
RASPBERRY 
RED SPIDER ( Tetranychus telarius L. ) ■ 
Ne^ York H. Y. State Coll. of Agri, Weekly News Letter (July 20): The 
red spider situation in Brant and North Colling has developed to 
a very acute stage, counts made shoeing anywhere from 300 to 400 
red spiders per leaf on red raspberries. Quite a few of the leave 
have already turned brown and died. 
RASPBERRY CANS BORER (Oberea bimaculata Oliv. ) 
Michigan R. H. Pettit (July 20): It. -ill interest you to know that for 
two. or three years back this species has been becoming more and 
more numerous in Michigan, until nor it is more plentiful than I 
have ever thought to see it. It ^orks, of course, on red 
raspberries end on roses. 
