biotroph


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biotroph

A plant-pathogenic fungi which establishes a long-term feeding relationship with the living cells of a host, without killing it as part of the infection process.
References in periodicals archive ?
Pryor says fungal pathogens of cereals fall into two basic classes: nectotrophs, such as the maize blight fungus Helminthosporium, which kill the plant and feast on its dead tissues, and biotrophs such as wheat stem rust, Puccinia graminis ssp.
Fungi are heterotrophs requiring external sources of carbon for energy and cellular synthesis and they have adapted three different modes of nutrition to obtain this carbon, occurring as saprotrophs, necrotrophs and biotrophs.