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By: Wallin, J. R. - Darrah, L.L.Edition:Publication info:Volume: ARS-34Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Buchholtz, W. F. (Walter Frederick), - Wallin, J. R. - United States. Plant Disease Survey.Edition:Publication info: Beltsville, Md, Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1951Volume: v.203Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: