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There is a heavy infestation of the imported cabbage worm in southern 
Manitoba, resulting in the probable destruction of half the cabbage crop in 
farm gardens. The infestation covers all districts of Manitoba south of the 
main line of the Canadian Pacific Railway, becoming less northward, but 
being present at Swan river, north of latitude 52°. 
During the sisnmer the tarnished plant bug occurred in very injurious 
numbers in southern Ontario, causing considerable damage to garden plants 
and nursery stock. Particular!;/ severe injury was caused to the celery crop. 
In districts of southern Saskatchewan, the bertha armyworm, Barakhra 
conf ifurata ~lk. , caused considerable damage to cabbage and flax and some 
injury to corn and other crops. The infestation apparently is not so ex- 
tensive nor the damage so severe as in 1923, but this species is probably 
the most severe pest of cabbage this season in t". e area involved. 
An outbreak of the zebra caterpillar has been reported from districts 
of s out horn 17ew Brunswick, southern <.uebec, and Ontario, affecting crucifer- 
ous plants and a variety of other flowering plants and vegetable crops. 
The European red mite has been very conspicuous in the Niagara district, 
Ontario, particularly in plus orchards, and also along the St. John River 
Valley, New Brunswic-c, in apple orchards. An outbreak of the red spider, 
Tetr anychus telarlus L. , occurred in all parts of Manitoba, south of lati- 
tude 52°, affect:.:..: raspberry, currant, bean, pea and many othor plants. 
In addition to the heavy outbreak of the green apple aphid in southern 
Ontario already reported, a largo percentage of the apple orchards in the 
province suffered injury from the rosy aphis, Anuraehio ro s eus Baker. 
A heavy outbreak of the apple maggot in .;any parts of Ontario, east of 
Toronto, was prevented by spraying. There has been a greater menace from 
this soecies in Ontario curing the last four vears than in any previous period 
in the past twenty years. 
