References
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- Samborski , D. J. 1981 . Occurrence and virulence of Puccinia recondita in Canada in 1980 . Can. J Plant Pathol. , 3 : 228 – 230 .
- Samborski , D. J. 1982 . Occurrence and virulence of Puccinia recondita in Canada in 1981 . Can. J. Plant Pathol. , 4 : 291 – 294 .