| 释义 |
‖ Peronospora Bot.|pɛrəʊˈnɒspərə|
[mod.L., f. Gr. περόνη pin, etc. (see perone) + σπόρος seed, spore.]
A genus of minute parasitic fungi (moulds or mildews), of which several species cause very destructive diseases in various plants, as P. viticola in the grape-vine, and P. infestans in the potato.
1884S. Hibberd in Times 27 Dec., Definite tracing of the resting spores of the peronospora. 1892Daily News 9 July 3/5 Vines and olives are promising, and the peronospora..has till now caused no sensible damage. 1895Times 2 Jan. 13/2 Reports of the appearance of peronosporos on the growing crop [of currants]. |