Diseases caused by pathogens
A pathogen is a living organism or virus directly capable of causing disease. The term “disease” is defined as a harmful deviation from the normal functioning of physiological processes. Many taxonomically diverse organisms become phytopathogenic (cause plant diseases) under suitable conditions. Plant pathogens can be categorized by their formal biological classification (taxonomy).
Index of disease names and scientific names of their causal pathogens
The entries for diseases caused by pathogens have sections containing nomenclature and taxonomy; general information and importance; distribution and hosts; tree parts affected; symptoms and signs; disease cycle; damage; prevention and management; photographs depicting various stages of the pathogen and the damage caused; and selected references.
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Ink spot of aspen
Pathogen name: Ciborinia whetzelii (Seaver) Seaver
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Inland spruce cone rust
Pathogen name: Chrysomyxa pirolata G. Wint. in Rabenh.
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Inonotus obliquus
(Pers.:Fr.) Pilát
Disease name: Sterile conk trunk rot of birch
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Inonotus tomentosus
(Fr.:Fr.) Teng
Disease name: Tomentosus root rot
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Isthmiella abietis
(Dearn.) Darker
Disease name: Fir needle cast (Isthmiella abietis)
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Isthmiella faullii
(Darker) Darker
Disease name: Needle cast
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Isthmiella quadrispora
Ziller
Disease name: Fir needle cast (Isthmiella quadrispora)