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The green apple aphid which was an important pest in fruit-growing 
sections of the Dominion in 1929, has been noted as troublesome only 
from the Okanagan V a lley, British Columbia. 
The outbreak of the black-headed budworm affecting balsam and 
spruce in southern Cape Breton Island, Nova Scotia, continues severe. 
A serious outbreak of a tussock moth species, Hemerocamoa 
-pseudo tsugata McD. , on Douglas fir, developed in certain sections of 
British Columbia, and, in the same province, bark beetles are gradually 
killing off pure stands of lodgepole pine. 
In Quebec, along the north shore of the St. Lawrence River, 
indications are that the hemlock looper outbreak will continue severe 
during the present season. 
For the first time on record the satin moth has been found in 
eastern Canada, in the Maritime Provinces. Two local infestations 
were discovered, one on willow at Annapolis Royal, Nova Scotia, on 
June 25, and the other on poplar at Moncton, New Brunswick. 
In districts near the Saskatchewan River, Saskatchewan, the 
attacks of black flies on livestock have been serious. At one locality, 
Naicam, the deaths of 50 head of livestock have been caused by thase 
pests. 
