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Forest Insect and Disease Survey; Ontario, 1965 - NFIS

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G 22<br />

TABLE 25 (continued)<br />

Nepytia canosaria Wlk.<br />

Nyctobia limitaria Wlk.<br />

Nycteola cinereana N. & D.<br />

Nycteola frigidana Wlk.<br />

Orthosia hibisci Gn.<br />

Orthotomicus caelatus Eichh.<br />

Papilio glaucus Linn.<br />

Pityogenes plagiatus (Lee.)<br />

Polygraphus rufipennis Kby.<br />

Pristiphora lena Kincaid<br />

Profenusa thomsoni (Konow)<br />

Protoboarmia porcelaria<br />

indicataria Wlk.<br />

Semiothisa dispuncta Wlk.<br />

Sparganothis acerivoeana MacK.<br />

Sparganothis sulfereana clem.<br />

Trisetacus grosmanni Keifer.<br />

wS , bF,<br />

bS<br />

bF<br />

bPo<br />

wB s A1, W<br />

bS<br />

bPo<br />

jP<br />

wS, jP<br />

wS , bS<br />

wB<br />

bF<br />

bF<br />

Mountain<br />

maple<br />

jP<br />

bF<br />

One collection made in 1963 as<br />

compared to 15 collections in<br />

<strong>1965</strong>. Ten quantitative samples<br />

showed an average of approximately<br />

4 larvae per 15-mat sample.<br />

Small numbers of larvae found at<br />

each point.<br />

Found from July 16 to Sept. 16.<br />

Occurs yearly in small numbers.<br />

Small numbers taken in beating<br />

samples.<br />

Bark beetles found in stems from<br />

roadway clearing.<br />

Occurs yearly in small numbers.<br />

Blow down trees lightly infested.<br />

Found in clearing for cabins.<br />

An increase in number of<br />

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

Highest number of larvae found at<br />

Knox Lake.<br />

Found at headwaters of Albany<br />

River in <strong>1965</strong>; heaviest near<br />

Sioux Lookout.<br />

Low populations near Sioux Lookout.<br />

Active from mid July to end<br />

September. Highest numbers taken<br />

near Ignace.<br />

Small numbers of these leaf<br />

tiers found.<br />

Populations low 10 miles north<br />

of Ignace.<br />

Single collection of 20 adults<br />

taken in Dewan Twp.

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