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By: Ginns, J. H. (James Herbert) - Canada. Agriculture Canada. Research BranchEdition:Publication info: Ottawa, Research Branch, Agriculture Canada, 1986Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects: Canada Champignons phytopathogènes Maladies et fléaux Phytopathogenic fungi Plant diseases PlantesBHL Collections: