Fungal pathogens
Some fungal pathogens include (a) green mold on grapefruit, (b) powdery mildew on a zinnia, (c) stem rust on a sheaf of barley, and (d) grey rot on grapes.
Source
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"OpenStax College, Fungal Parasites and Pathogens. October 17, 2013."
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OpenStax CNX
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