Title: The outbreak of Oporinia autumna Bkh. and Operophthera spp. (Lep., Geometridae) in the Scandinavian mountain chain and northern Finland 1862-1968
First published: 1972
Subjects: Geometridae, Injurious and beneficial Insects, Insects, Injurious and beneficial, Operophthera spp, Oporinia autumna Bkh
LC classification: SB945 G4 T4