Communicationes Instituti Forestalis Fenniae - Selaus tekijän mukaan "Rousi, Matti"

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Interaction between the aphid Adelges lapponicus Chol. (Hom., Adelgidae) and some spruce (Picea) species in Northern Finland.

Häggman, Hely; Rousi, Matti
Communicationes Instituti Forestalis Fenniae : 135 (Metsäntutkimuslaitos, 1986)
Pests on lodgepole pine (Pinus contorta) in Finland.

Annila, Erkki; Heliövaara, Kari; Puukko, Kari; Rousi, Matti
Communicationes Instituti Forestalis Fenniae : 115 (Metsäntutkimuslaitos, 1983)