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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The nymphs of letwl 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. No warranty is given about the accuracy of the copy. Retrieved from ” https: This page was last edited on 9 Decemberat 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.
This disease is caused by a phytoplasma of the 16SrlV group, which has as principal vector the insect Haplaxius crudus Van Duzee Homoptera: Palm tree dying of lethal yellowing. Please help improve this article by adding citations to reliable sources. Users should refer to the original published version of the material for the full abstract. Tropical agriculture Palm diseases. This article needs additional citations for verification. Abstract A study on temporal-space pattern of coconut lethal yellowing LY was carried out in Sisal, Yucatan, Mexico, with the objective to provide basis for eradication of diseased palms.
The apparent infection rate was 0.
Temporal-space pattern of coconut (Cocos nucifera L.) lethal yellowing in Yucatan, Mexico.
These results suggest eradication of individual diseased palms when detection is carried out at the beginning of the epidemic, and when there is not an indication of clustering. The coconut palm Cocos nucifera L. amariloamiento
However, users may print, download, or email articles for individual use. However aggregation index revealed a random spatial pattern regardless of the percentage of disease incidence.
The presence of LY phytoplasma and the planthopper ammarillamiento Myndus crudus was confirmed by polymerase chain reaction PCR and trapping, respectively.
Unsourced material may be challenged and removed. Annals of Applied Biology1pp. Lethal yellowing LY is a phytoplasma disease that attacks many species of palmsincluding some commercially important species such as the coconut and date palm.
However, remote access to EBSCO’s databases from non-subscribing institutions is not allowed if the purpose of the use is for commercial gain through cost reduction or avoidance for a non-subscribing institution. February Learn how and when to remove this template message. There is a direct connection between green lawns and the spread of lethal yellowing in Florida. View full text article. Please help improve it or discuss these issues on the talk page.
In the coastal transect, the spatial pattern of diseased palms varied; eleven plots had palms in aggregated pattern, 21 with a uniform pattern, and only 3 with a random pattern. Views Read Edit View history. The planthoppers’ eggs and nymphs may pose a great threat to coconut growing countries’ economies, into which grass seeds for golf courses and lawns are imported from the Americas. Optimal quadrat size was determined by the Greig-Smith’s method. Remote access to EBSCO’s databases is permitted to patrons of subscribing institutions accessing from remote locations for personal, non-commercial use.
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. 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.
Articles lacking in-text citations from February All articles lacking in-text citations Articles needing additional references from February All articles needing additional references Articles with multiple maintenance issues All articles with unsourced statements Articles with unsourced statements from February Learn how and when to remove these template messages. Principes, ketal 4pp. It is not clearly understood letall the disease was spread to East Africa as the planthopper Haplaxius crudus is not native in East Africa.
Detection and variability of the lethal yellowing group 16Sr IV phytoplasmas in the Cedusa sp. Please help to improve this article by introducing more precise citations.
From Wikipedia, the free encyclopedia. The problem arose as a direct result of using coconut and date palms for ornamental and landscaping purposes in lawns, golf courses and gardens together with these grasses. Disease severity was measured by visual symptoms according to McCoy’s scale, while the spatial pattern was analysed monthly by geostatistical maps and aggregation index Morisita’s and Lloyd’s. Copyright of Agroproductividad is the property of Colegio de Postgraduados and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder’s express written permission.
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. There is no evidence that disease can be spread when instruments used to cut an infected palm are then used to cut or trim a healthy one.
The objective was cocotrro review the development of strategies for management of LYC, highlighting that this is based on the prevention, using strategies such as: Author Amarillamento cos cicy. This article has multiple issues.