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- catalog contributor b8097162.
- catalog created "1931.".
- catalog date "1931".
- catalog date "1931.".
- catalog dateCopyrighted "1931.".
- catalog description "Bibliography: p. 75-76.".
- catalog description "PH. D. University of Minnesota 1930".
- catalog extent "76 p.".
- catalog isPartOf "Bulletin (Canada. Department of Agriculture) ; new ser., no. 140.".
- catalog isPartOf "Bulletin. Department of Agriculture, Dominion of Canada. New series, no. 140".
- catalog isPartOf "Studies in cereal diseases, 6".
- catalog issued "1931".
- catalog issued "1931.".
- catalog language "eng".
- catalog publisher "Ottawa,".
- catalog subject "Plant diseases.".
- catalog subject "Puccinia graminis.".
- catalog subject "Wheat Diseases and pests.".
- catalog title "A study of the effect of environmental factors on the variability of physiologic forms of Puccinia graminis tritici. Erikss. and Henn.".
- catalog type "text".