Watson, W.Y.

Two new species of the genus Hyperaspis (Coleoptera: Coccinellidae).

Year: 1960

Catalog ID: 38390

Issued by: Great Lakes Forestry Centre

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Notes on Matsucoccus macrocicatrices Richards (Homoptera: Margarodidae) and its association with Septobasidium pinicola Snell in eastern Canada

Watson, W.Y.; Underwood, G.R.; Reid, J.

Year: 1960

Catalog ID: 7608

Issued by: Atlantic Forestry Centre

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The larva of Profenusa alumna (MacG.) (Hymenoptera: Tenthredinidae).

Year: 1959

Catalog ID: 38392

Issued by: Great Lakes Forestry Centre

Availability: PDF (request by e-mail)

Watson, W.Y.; Arthur, A.P.

Parasites of the European pine shoot moth, Rhyacionia buoliana (Schiff.), in Ontario.

Year: 1959

Catalog ID: 38391

Issued by: Great Lakes Forestry Centre

Availability: PDF (request by e-mail)

Finnegan, R.J.; McPhee, H.G.; Watson, W.Y.

An ambrosia beetle, Corthylus punctatissimus Zimm., attacking maple regeneration.

Year: 1959

Catalog ID: 36695

Issued by: Great Lakes Forestry Centre

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An unusual feeding habit of Tortrix alleniana Fern.

Year: 1958

Catalog ID: 38389

Issued by: Great Lakes Forestry Centre

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A description of the immature states of Lithocolletis salicifoliella Cham. (Lepidoptera: Gracillariidae).

Year: 1956

Catalog ID: 34460

Issued by: Great Lakes Forestry Centre

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A description of the full-grown larva of Hylobius radicis Buch. (Coleoptera: Curculionidae).

Year: 1955

Catalog ID: 38387

Issued by: Great Lakes Forestry Centre

Availability: PDF (request by e-mail)

Two gynandromorphic sawflies.

Year: 1955

Catalog ID: 38386

Issued by: Great Lakes Forestry Centre

Availability: PDF (request by e-mail)

Two new species of Coccinellidae (Coleoptera).

Year: 1954

Catalog ID: 38385

Issued by: Great Lakes Forestry Centre

Availability: PDF (request by e-mail)