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Forest Insect and Disease Survey; Ontario, 1965 - NFIS

Forest Insect and Disease Survey; Ontario, 1965 - NFIS

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D37<br />

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

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

Host(s)<br />

Remarks<br />

Norma dietziana Kft.<br />

Nymphalis antiopa (L.<br />

Petrova albicapitana (Busck)<br />

Physokermes piceae Schr.<br />

Pikonema alaskensis Roh.<br />

Pristiphora lena Kincaid<br />

Pyrrhia exprimens Wlk.<br />

Rhabdophaga swainei Felt<br />

Mountain<br />

Holly<br />

tA, wB, W<br />

jP<br />

bS<br />

wS<br />

bPo<br />

wS, bS<br />

High numbers of leaf rollers<br />

where host is found around<br />

Biscotasing Lake.<br />

Extensive defoliation of single<br />

trembling aspen in Lloyd <strong>and</strong><br />

8D twps., occasional larvae in<br />

McPhail, Arden, <strong>and</strong> Brutus twps.<br />

Few larvae of the pitch nodule<br />

maker observed at 5 locations<br />

in Division 69.<br />

Bud scales infested suppressed<br />

spruce in Biscotasi Twp.<br />

Collected throughout the<br />

district, moderate defoliation<br />

on 1 inch reproduction in<br />

Brutus Twp,<br />

Light defoliation of fringe<br />

wS in D ' Arcy Twp.<br />

New terminal shoots of<br />

reproduction in 28 <strong>and</strong> Barclay<br />

twps. heavily infested.<br />

Pockets of light infestation<br />

at Biscotasing, very low numbers<br />

elsewhere in the district.

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