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Forest Insect and Disease Survey; Ontario, 1965 - NFIS

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C 13<br />

TABLE 15 (continued)<br />

Nymphalis antiopa Linn.<br />

Petrova albicapitana Busck.<br />

Phenacaspis pinifoliae Fitch<br />

Pikonema alaskensis (Roh.)<br />

Phyllocolpa populi (Marl.)<br />

Pineus pinifoliae Fitch<br />

Pristiphora geniculata (Htg.)<br />

Recurvaria canusella Free.<br />

Recurvaria piceaella Kft.<br />

Rhabdophaga swainei Sw.<br />

Rhyacionia adana Heinr.<br />

Rhyacionia busckana Heinr.<br />

Rhyacionia frustrana Comst.<br />

Schizura concinna A. & S.<br />

Sternochetus lapathi (L.)<br />

Toumeyella numismaticum P. McD.<br />

Zeiraphera fortunana Kft.<br />

Zeiraphera ratzeburgiana Ratz.<br />

tA, W<br />

jP<br />

rP, jP<br />

wS, bS<br />

lA<br />

wP<br />

Mo<br />

jP<br />

bS<br />

wS, bS<br />

rP, jP<br />

wE, Se, W<br />

W, bPo<br />

jP<br />

wS<br />

Scattered colonies common.<br />

Light defoliation of willow<br />

at several points in the<br />

central part of the district.<br />

Present in most jP st<strong>and</strong>s;<br />

heavy in small plantation in<br />

Widdifield Twp.<br />

Pockets of heavy infestation<br />

at several locations.<br />

Light to moderate defoliation<br />

of windbreaks in Verner-<br />

Sturgeon Falls area.<br />

Numerous on reproduction at<br />

one point in Thistle Twp.<br />

Heavily infested trees at<br />

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

Population levels increased<br />

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

trees common.<br />

Small clumps of lightly<br />

infested trees in Hugel <strong>and</strong><br />

Gillies Limit twps.<br />

Found in small numbers in<br />

most st<strong>and</strong>s examined.<br />

More common in spruce<br />

st<strong>and</strong>s than in 1964. Quantitative<br />

samples in Caldwell,<br />

Bonfield, <strong>and</strong> Gillies Limit<br />

twps. showed 3, 5, <strong>and</strong> 8<br />

per cent of buds infested<br />

respectively.<br />

Small numbers widely<br />

distributed through the<br />

district.<br />

Colonies common at widely<br />

separated points.<br />

Special collections from<br />

Bonfield <strong>and</strong> Strathcona twps.<br />

Small groups of heavily<br />

infested trees in McLaren,<br />

Merrick, <strong>and</strong> Firstbrook twps.<br />

Lightly infested trees in<br />

East Ferris, Caldwell, <strong>and</strong><br />

Kirkpatrick twps.

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