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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Detection and variability of the lethal yellowing group 16Sr IV phytoplasmas in the Cedusa sp. 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. 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.
From Wikipedia, the free encyclopedia. Author Email cos cicy. The problem arose as a cocoteo result of amaeillamiento coconut and date palms for ornamental and landscaping purposes in lawns, golf courses and gardens together with these grasses. View full text article. Lethal yellowing susceptibility of date palms in Florida.
Tropical agriculture Palm diseases. 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 apparent infection rate was 0. February Learn how and when to remove this template message. Disease severity was measured by visual symptoms according to McCoy’s scale, while the spatial pattern was analysed monthly by geostatistical maps and ketal index Morisita’s and Lloyd’s. Abstract A study on temporal-space pattern amari,lamiento coconut lethal yellowing LY was carried out in Sisal, Yucatan, Mexico, with the objective to provide basis for eradication of diseased palms.
However, users may amarillamlento, download, or email articles for individual use. 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, amarillajiento 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 nuciferamore than 30 palm species have also been reported as susceptible to lethal phytoplasmas around the globe. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.
This article has multiple issues. In the Caribbean it is spread by the planthopper Haplaxius crudus former name Myndus crudus which is native to Florida, parts of aarillamiento Caribbean and Central America.
Amarillamiento letal del cocotero (LYC) enfermedad cuarentenada en Nicaragua
Optimal quadrat size was determined by the Greig-Smith’s method. Retrieved from ” https: However aggregation index revealed a amarillaamiento spatial pattern regardless of the percentage of disease incidence.
Please help improve it or discuss these issues on the talk page. 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 Please help to improve this article by introducing more precise citations. Learn how and when to remove these template messages.
This disease is caused by a phytoplasma of the 16SrlV group, which has as principal vector the insect Haplaxius crudus Van Duzee Homoptera: The presence of LY phytoplasma and the planthopper vector Myndus crudus was confirmed by polymerase chain reaction PCR and trapping, respectively. Users should refer to the original published version of the material for the full abstract.
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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. 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 or posted to a listserv amarrillamiento the copyright holder’s express written permission.
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 only explanation is that it was imported dep grass seed from Florida that was used to create golf courses and lawns in beach resorts.