- leaf necrosis
- Экология: листовой некроз
Универсальный англо-русский словарь. Академик.ру. 2011.
leaf necrosis
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Necrosis — For the film, see Necrosis (film). Necrotic leg wound caused by a brown recluse spider bite Necrosis (from the Greek νεκρός, dead , νέκρωσις, death, the stage of dying, the act of killing ) is the premature death of … Wikipedia
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
leaf roll — noun 1. a. : any of various plant diseases characterized by an upward rolling of the leaf margins b. : a virus disease of the potato characterized by an upward rolling of the leaf margins, smaller tubers, and netlike necrotic areas in the phloem… … Useful english dictionary
leaf spot — Plant Pathol. 1. a limited, often circular, discolored, diseased area on a leaf, usually including a central region of necrosis. 2. any disease so characterized. [1900 05] * * * … Universalium
leaf roll — Plant Pathol. a viral disease of plants, esp. potatoes, characterized by upward rolling of the leaflets, chlorosis, stunting, and necrosis of the phloem. [1925 30] * * * … Universalium
phloem necrosis — noun : any pathological state in a plant characterized by brown discoloration and disintegration of the phloem: as a. : a phase of potato leaf roll in which such changes occur b. : a virus disease of tea c. : a fatal virus disease of the American … Useful english dictionary
net necrosis — noun : a necrosis of the phloem of the potato tuber caused by frost or the leaf roll virus in which the pith and cortex contain a broken netlike pattern of necrotic cells … Useful english dictionary
Potato leaf roll virus — Taxobox virus group = iv familia = Luteoviridae genus = Polerovirus Potato leaf roll virus (PLRV) is part of the genus Polerovirus and family Luteoviridae . This virus like the name suggests infects potatoes and is a particular problem in the… … Wikipedia
northern leaf blight — Plant Pathol. a disease of corn caused by the fungus Exsherohilum turcicum, characterized by elongate tan gray elliptical spots with subsequent blighting and necrosis of leaves. Also called northern corn leaf blight. * * * … Universalium
northern leaf blight — Plant Pathol. a disease of corn caused by the fungus Exsherohilum turcicum, characterized by elongate tan gray elliptical spots with subsequent blighting and necrosis of leaves. Also called northern corn leaf blight … Useful english dictionary
List of viruses — This is a list of biological viruses. See also List of computer viruses This is a list of biological viruses, and types of viruses. Please add to this list as appropriate. Note that some of these terms may be synonyms for the same virus; if there … Wikipedia
