• Witches' brooms on Berberis vulgaris are induced by a systemically infecting rust fungus, Puccinia arrhenatheri. These witches' brooms bear yellow discolored leaves on which the fungus exposes its ...
https://doi.org/10.2307/3756689 • https://www.jstor.org/stable/3756689 Copy URL ...
Black stem rust (Ug99) Puccinia graminis f.sp. tritici (Ug99) is a serious disease of wheat and barley. While wheat in the United States is resistant to most strains of black stem rust, it is not ...
La rouille est une maladie cryptogamique due à des champignons Basidiomycètes micoscopiques du genre Puccinia. Ces champignons aujourd'hui largement distribués sur tous les continents peuvent toucher ...
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