leaf roll

leaf roll
A symptom of some virus diseases, characterized by curling of the leaves. Can also occur as a response to water stress.

Glossary of Biotechnology for Food and Agriculture . 2015.

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  • 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 roll — noun Date: 1916 any of various plant diseases characterized especially by an upward rolling of the leaf margins; especially a disease of the potato caused by a single stranded RNA virus (species Potato leafroll virus of the genus Polerovirus,… …   New Collegiate Dictionary

  • 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

  • leaf roll — noun a virus disease of potatoes marked by upward curling of the leaves …   English new terms dictionary

  • Bean leaf roll virus — Taxobox color=violet name = Bean leaf roll virus (BLRV) virus group = familia = Luteoviridae genus = species = Bean leaf roll virus synonyms =alfalfa Michigan virus legume yellows virus pea leaf roll virus pea tip yellowing virus pea top yellows… …   Wikipedia

  • Cherry leaf roll virus — (CLRV) Virus classification Group: IV: (+)sense RNA Viruses Family: Comovirinae Genus: Nepovirus …   Wikipedia

  • 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

  • yellow leaf roll — noun : a virus disease of peaches especially in California characterized by yellowing and upward rolling of the leaf, some scorching on the leaf margins and necrotic spotting, and early dropping of the leaves …   Useful english dictionary

  • clover-leaf roll — noun yeast raised dinner roll made by baking three small balls of dough in each cup of a muffin pan • Hypernyms: ↑bun, ↑roll …   Useful english dictionary

  • leaf curl — noun : a plant disease characterized by curling of leaves: as a. : a disease of peaches caused by a fungus (Taphrina deformans) b. : leaf roll c. : a virus disease of raspberries called also raspberry curl …   Useful english dictionary

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