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By: Swaine, J. M. (James Malcolm), - Sanders, George Ethelbert - Canada. Division of Entomology.Edition:Publication info: Ottawa, J. de L. Taché, 1918Volume:Series:Holding Institution: Canadiana.orgSubjects: Agricultural pests Canada Control Ennemis des cultures, Lutte contre les Insect pests White-marked tussock mothBHL Collections: