.. ~5Q2~ 
majority of the grubs had transformed to the adult stage by early August. 
The species is Phyllophaga. an:da Lee. : . ■ . 
In southern sections of the Prairie Provinces material damage to 
garden plants, flax, and, weeds has been done by the beet webworm. In 
certain areas the moth flights of this species, both in spring and late 
summer, have been the heaviest experienced for many years. 
In sections of Alberta, damage and loss to the cabbage crop due to 
diamond-back moth infestations have been .estimated at 25 per cent. In 
south-western Ontario, the cabbage looper is reported as injurious to 
cruciferous crops, 
» 
Insect pests are scarce in the orchards of the Okanogan Valley, 
British Columbia, with the exception of the red-humped and the yellow-necked 
c caterpillars, which are nore numerous in the Vernon district than for many 
years. '. • 
A major flight of adults of the raspberry cane borer is expected in 
sections of southern Quebec in 1932, with resultant severe injury to 
raspberry canes due to the oviposition habits of the females. 
In southern Saskatchewan and southern Alberta all types of shade 
trees have been heavily infested by the common red spider mite. The 
prevailing dry hot weather has been favorable to the increase of the mite 
and has lowered the vitality of the trees, with the result that the injury 
done is much greater than in normal years. ; 
All forest stands containing large white spruce, in Cape Breton and 
Richmond Counties, Cope Breton Island, Nova Scotia, axe more or less in- 
fested with the eastern spruce beetle. The infestation of this species in 
white spruce also continues .over an area of 100 square miles on the north 
and south shores of the St. Lawrence. River in Quebec, east of Quebec City. 
In the Muskoka district, Ontario, and in sections of southern Quebec, 
very conspicuous damage to the foliage of birch trees has been effected by 
the birch leaf skeletonizer, 
Cottonwood blotch miners, Zeugophora sp., appear to have greatly 
increased during the past two years, in southern Saskatchewan and southern 
Alberta.. The black willow aphid is prevalent on Russian poplars in the 
central portion of the above two provinces. 
An outbreak of the willow leaf beetle has resulted in the complete 
defoliation of native willows over a considerable area in Alberta, and 
Saskatchewan. 
The European earwig, which has been established for some time on the 
Pacific Coast of British Columbia, in Vancouver, ITew Westminster, and 
neighbouring municipalities, is now believed to be present in all the 
settled areas on Vancouver .".Island. • ■ ■ 
