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By: Knowles, Robert Patrick, - Canada. Agriculture Canada. Research Program Services Section.Edition:Publication info: Agriculture Canada, c1993Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections:
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By: Knowles, Robert Patrick, - Baron, Vernon Samuel. - McCartney, D. H. - Canada. Agriculture Canada. Research Program Services Section.Edition:Publication info: Ottawa, Agriculture Canada, c1993Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections: