angular leaf spot

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• angular leaf spot — noun also angular spot : a disease of plants in which the leaf spots have angular and usually sharply limited outlines (as that of cotton caused by the bacterium Xanthomonas malvacearum and that of cucumber caused by the bacterium Pseudomonas… …   Useful english dictionary

• angular leaf spot — Plant Pathol. a disease of plants, characterized by angular, watery spots on the leaves and fruit, caused by any of several bacteria, as Pseudomonas lachrymans. * * * …   Universalium

• cucumber angular leaf spot — noun : a leaf spot of cucumber caused by a bacterium (Pseudomonas lachrymans) …   Useful english dictionary

• leaf spot — noun 1. : a discolored area on a leaf caused by parasitic organisms or environmental factors; especially : one having a more or less sharp line of demarcation between it and healthy tissue compare blotch, mosaic 2. : a disease characterized by… …   Useful english dictionary

• currant leaf spot — noun : any of three fungous diseases of the currant: a. : an angular leaf spot caused by an imperfect fungus (Cercospora angulata) b. : an anthracnose characterized by small brownish or black spots and caused by a discomycete (Pseudopeziza ribis) …   Useful english dictionary

• angular spot — noun see angular leaf spot …   Useful english dictionary

• plant disease — ▪ plant pathology Introduction       an impairment of the normal state of a plant that interrupts or modifies its vital functions.       All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …   Universalium

• List of cucurbit diseases — This article is a list of diseases of cucurbits (Citrullus spp., Cucumis spp., Cucurbita spp., and others). Contents 1 Bacterial diseases 2 Fungal diseases 3 Miscellaneous diseases and disorders 4 …   Wikipedia

• Disease resistance in fruit and vegetables — There are a number of lines of defence against pests (that is, those animals that cause damage to the plants we grow) and diseases in the organic garden, principal among these being the practice of good husbandry, creating healthy soil and… …   Wikipedia

• List of grape diseases — This article is a list of diseases of grapes (Vitis spp.). Contents 1 Bacterial diseases 2 Fungal diseases 3 Miscellaneous diseases and disorders 4 Nematodes, pa …   Wikipedia

• ЦЕРКОСПОРОЗ СМОРОДИНЫ — англ.angular leaf spot of currant; leaf spot of currant (Cercospora) нем.Blattfleckenkrankheit, Johannisbeere (Cercospora) франц.cercosporose du cassissier et du groseillier rouge; taches foliaires du cassissier et du groseillier rouge… …   Фитопатологический словарь-справочник