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2. The Plant Rusts (Uredinales);Arthur,1929
3. Internal infection of the wheat grain by rust, a new observation;Bolley;Science II,1905
4. Discovery of internal telia produced by a species of Cronartium;Colley;Journal of Agricultural Research,1917
5. Parasitism, morphology, and cytology of Cronartium ribicola;Colley;Journal of Agricultural Research,1918