Black stem rust Puccinia graminis on bearded awned wheat stems

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Photo credit: © Nigel Cattlin / Alamy / Afripics
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Keywords: agriculture, basidiomycetes, basidiomycota, biotroph, black, bread, close, crop, disease, durum, fungal, fungi, fungus, graminis, imperfecti, july, minnesota, obligate, pathogen, puccinia, pucciniaceae, pucciniomycetes, pustule, pustules, red, rust, spores, stem, stems, teliospore, teliospores, triticum, uredinia, uredospore, usa, wheat