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Forest Insect and Disease Survey; Ontario, 1965 - NFIS

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<strong>Insect</strong><br />

A 50<br />

Miscellaneous <strong>Insect</strong>s (continued)<br />

Host(e)<br />

Remarks<br />

Palthis angulatis Hbn.<br />

Pemphigus sp.<br />

wS<br />

bPo<br />

Petrova albicapitana Busck. scP<br />

Phenacaspis pinifoliae Fitch<br />

Phytagromyza populicola (Hal.)<br />

Pikonema dimmockii (Cress.)<br />

Pleroneura borealis Felt.<br />

Profenusa thomsoni (Konow)<br />

Mugho,<br />

wP<br />

cPo<br />

wS<br />

bF<br />

wB<br />

Rheumaptera hastata Linn. wB<br />

Semiothisa dispuncta Wlk. wS<br />

Trichiocampus viminalis (Fall.) hyPo<br />

Vasates quadripes Shim. rM<br />

Few larvae on beating tray samples<br />

in Edgar Twp.<br />

Heavy infestation on reproduction<br />

in Stratton Twp.<br />

Moderate infestation in pine<br />

plantation in Westmeath Twp.<br />

Heavy infestation on ornamentals<br />

trees in the village of Deep River.<br />

Light infestation on white pine<br />

st<strong>and</strong> in S. Algona Twp.<br />

Heavy infestation on shade trees<br />

in Wilberforce Twp. 100 leaves<br />

examined, 96 leaves infested.<br />

Few larvae on beating tray<br />

samples in Cameron Twp.<br />

Moderate to heavy for three years.<br />

Negative at all sample locations<br />

in <strong>1965</strong>.<br />

Few mines in Bronson, Master, <strong>and</strong><br />

Preston twps.<br />

Numerous leaf folds on open-grown<br />

trees in Wilberforce Twp.<br />

Common on beating tray samples.<br />

Severe defoliation of six shade<br />

trees in Pembroke Twp.<br />

Leaf galls very plentiful on small<br />

trees in Westmeath Twp,

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