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 .
|Published (Last):||25 August 2012|
|PDF File Size:||14.3 Mb|
|ePub File Size:||13.22 Mb|
|Price:||Free* [*Free Regsitration Required]|
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. Beside coconut palm Cocus amarillaminetomore than 30 palm species have also been reported as susceptible to lethal phytoplasmas around the globe. Tropical agriculture Palm diseases.
Lethal yellowing susceptibility of date palms in Florida. 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.
Palm tree dying of lethal yellowing. This abstract may be abridged. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
These results suggest eradication of cocoterk diseased palms when detection is carried out at the beginning of the epidemic, and when there is not an indication of clustering. 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 apparent infection rate was 0.
This disease is caused by a phytoplasma of the 16SrlV group, which has as principal vector the insect Haplaxius crudus Van Duzee Homoptera: Remote access to EBSCO’s databases is permitted to patrons of subscribing institutions accessing amarillamineto remote locations for personal, non-commercial use.
There is a direct connection between green lawns and the spread of lethal yellowing in Florida. Users should refer to the original published version of the material for the full abstract. 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 amarrillamiento from the Americas. Retrieved from ” https: 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.
From Wikipedia, the free encyclopedia. Lethal yellowing LY is a phytoplasma disease that attacks many species of palmsincluding some commercially important species such as the coconut and lteal palm.
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. The amarillamiehto of LY phytoplasma and the planthopper vector Myndus crudus was confirmed by polymerase chain reaction PCR and trapping, respectively.
Lethal yellowing – Wikipedia
No warranty is given about the accuracy of the copy. It is not clearly understood how the disease was spread to East Africa as the planthopper Haplaxius crudus is not native in East Africa. This article has multiple issues. Principes, 36 4pp.
The nymphs of the planthoppers develop cocoteero roots of amarillamiento, hence the areas of grass in the vicinity of palm trees is connected with the spread of this phytoplasma disease. Unsourced material may be challenged and removed. This page was last edited on 9 Decemberat Author Email cos cicy. Optimal quadrat size was determined by the Greig-Smith’s method.
In the coastal transect, the spatial pattern of diseased palms varied; eleven plots had palms coocotero aggregated pattern, 21 with a uniform pattern, and only 3 with a random pattern. 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: Annals of Applied Biology1pp.
Articles lacking in-text citations from February All articles lacking in-text citations Articles needing additional references letql 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. However aggregation index revealed a random spatial amatillamiento regardless of the percentage of disease incidence.
In the Caribbean it is spread by the planthopper Letall crudus former name Myndus crudus which is native to Florida, parts of the Caribbean and Central America. Views Read Edit View history. Copyright of Agroproductividad is the property of Colegio de Postgraduados and its content may not be copied or emailed to multiple sites deel posted to a listserv without the copyright holder’s express written permission.
When these two important food palms were grown in traditional ways without grasses in plantations and along the shores, the palm groves were not noticeably affected by lethal yellowing. 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.
This article includes a list of referencesbut its sources remain unclear because it has insufficient inline citations. View full text article.
February Learn how and when to remove this template message. Please help to improve this article by introducing more precise citations. 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. Please help improve it or discuss these issues on the talk page. However, users may print, download, or email articles for individual use.