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1Soils of Canada; a cooperative project of the Canada Soil Survey Committee and the Soil Research Inst., Ottawa, Ontario - v. 1: Soil report.- v. 2: Inventory Soils of Canada; a cooperative project of the Canada Soil Survey Committee and the Soil Research Inst., Ottawa, Ontario - v. 1: Soil report.- v. 2: Inventoryby Clayton, J.S., Canada Soil Survey Committee, Ottawa, Ontario eng 23001, Ehrlich, W.A., Cann, D.B., Day, J.H., Marshall, I. B., Department of Agriculture, Ottawa, Ontario (Canada). Soil Research Inst. eng 24201
Published 1977Texto bibliotecaFAO IT