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By: Ruck, J. A. - Canada. Department of Agriculture. Research Branch.Edition:Publication info: Ottawa, Canada Department of Agriculture, 1963Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections:
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By: Canada. Agriculture, Department Of. Chemistry Division. - Ruck, J. A.Edition:Publication info: [Ottawa, Queen's Printer], 1956Volume:Series:Holding Institution: University of Toronto - Gerstein Science Information CentreSubjects:BHL Collections: