ectotrophic

ectotrophic

[¦ek·tə′träf·ik]
(biology)
Obtaining nourishment from outside; applied to certain parasitic fungi that live on and surround the roots of the host plant.
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References in periodicals archive ?
The metabolite (69) showed activity against phy-topathogens and plant growth promoting activity, properties that are also expressed in vivo by the ectotrophic fungus (Kim et al.
An antifungal and plant growth promoting metabolite from a sterile dark ectotrophic fungus.
Frank (1885) distinguished two main types of mycorrhiza: ectotrophic and endotrophic.
In temperate ectotrophic mycorrhizas, the species of the fungi and the trees are both similarly numerous with possibly up to, or more than, 10,000 spp of fungi being involved (Cairney, 2000) spanning a wide range of the Basidiomycotina.
The roots have endotrophic mycorrhizae (Lodge, 1996; Calderon, 1993, in Myster & Walker, 1997; not ectotrophic mycorrhizae, as reported by Edmisten [1970]).