AMARILLAMIENTO LETAL DEL COCOTERO PDF

La Problemática del amarillamiento letal del cocotero en México (Spanish Edition) on *FREE* shipping on qualifying offers. English Translation, Synonyms, Definitions and Usage Examples of Spanish Word ‘amarillamiento letal del cocotero’. Se describen los síntomas del “Amarillo letal” del cocotero y su distribución y avance en la República Dominicana. Se presentan cifras que dan una idea de la .

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View full text article. The nymphs of the planthoppers develop on roots of grasses, hence the areas of grass in the vicinity of palm trees is connected with the spread of this phytoplasma disease. There is a direct connection between green lawns and the spread of lethal yellowing in Florida. Views Read Edit View history. Optimal quadrat size was determined by the Greig-Smith’s method.

February Learn how and when to remove this template message. Detection and variability of the lethal yellowing group 16Sr IV phytoplasmas in the Cedusa sp. By using this site, you agree to the Terms of Use and Privacy Policy. The coconut palm Cocos nucifera L. Learn how and when to remove these template messages. This page was last edited on 9 Decemberat It is considered one of the twenty most important cultivated plants in the world, and is a basic element for the agricultural economy of many countries.

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Author Email cos cicy. From Wikipedia, the free encyclopedia. However, users may print, download, or email articles for individual use. Palm tree dying of lethal yellowing. No warranty is given about the accuracy of the copy. Tropical agriculture Palm diseases.

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Lethal yellowing

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Retrieved from ” https: Heavy turf grasses and similar green ground cover will attract the planthopper to lay its eggs and the nymphs develop at the roots of these grasses.

The presence of LY phytoplasma and the planthopper vector Myndus crudus was confirmed by polymerase chain reaction PCR and trapping, respectively. The only explanation is that it was imported with grass seed from Florida that was used to create golf courses and lawns in beach resorts. The objective was to review the development of strategies for management of LYC, highlighting that this is based on the prevention, using strategies such as: Disease severity was measured by visual symptoms according to McCoy’s cocotwro, while the spatial pattern was analysed monthly by geostatistical maps and aggregation index Morisita’s and Lloyd’s.

This disease is caused by a phytoplasma of the 16SrlV group, which has as principal vector the insect Haplaxius crudus Van Duzee Homoptera: Users should refer to the original published version of the material for the full abstract.

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Lethal yellowing susceptibility of date palms in Florida. The apparent infection rate was 0. Principes, 36 4 cocoteor, pp. Unsourced material may be challenged and removed. This article has multiple issues. Beside coconut palm Cocus nuciferamore than 30 palm species have also been reported as susceptible to lethal phytoplasmas around the globe.

Seed transmission has never been demonstrated, although the phytoplasma can be found in coconut seednuts, but phytosanitary quarantine procedures that prevent movement of coconut seed, seedlings and mature palms out of an LY epidemic area should be applied to grasses and other plants that may be carrying infected vectors.

In the coastal transect, the spatial pattern of diseased palms varied; eleven plots had palms in aggregated pattern, 21 with a uniform pattern, cocoterk only 3 with a random pattern. It is not clearly understood how the disease was spread to East Africa as the planthopper Haplaxius crudus is not native in East Africa.

Amarillamiento letal del cocotero (LYC) enfermedad cuarentenada en Nicaragua

This abstract may be abridged. Annals of Applied Biology1pp. Please help to improve this article by introducing more precise citations.