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):||3 April 2011|
|PDF File Size:||14.10 Mb|
|ePub File Size:||14.91 Mb|
|Price:||Free* [*Free Regsitration Required]|
The amarillamjento infection rate was 0. In the Caribbean it is spread by the planthopper Haplaxius crudus former name Myndus crudus which is native to Florida, parts of the Caribbean and Central America. This article has multiple issues. Lethal yellowing susceptibility of date palms in Florida. 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.
However aggregation index revealed a random spatial pattern regardless of the percentage of disease incidence.
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.
Covotero 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. This article needs additional citations for verification. This abstract may be abridged. 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 coconut palm Cocos nucifera L. This disease is cocotrro by a phytoplasma of the 16SrlV group, which has as principal vector the insect Haplaxius crudus Van Duzee Homoptera: Optimal quadrat size was determined by the Greig-Smith’s method. 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.
However, users may print, download, or email articles for individual use. There is a direct connection between green lawns and the spread of lethal yellowing in Florida. Please help to improve this article by introducing more precise citations.
Views Read Edit View history.
February Learn how and when to remove this template message. Beside coconut ccootero Cocus nuciferamore than 30 palm species have also been reported as susceptible to lethal phytoplasmas around the globe.
Temporal-space pattern of coconut (Cocos nucifera L.) lethal yellowing in Yucatan, Mexico.
Retrieved from ” https: View full text article. It is not clearly understood how the disease was spread to East Africa as the planthopper Haplaxius crudus is not native in East Africa.
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.
Tropical agriculture Palm diseases. 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.
Donají: nuevo híbrido de cocotero resistente al amarillamiento letal en México
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. Lethal yellowing LY is a phytoplasma disease that attacks many species of palmsincluding some commercially important amarilpamiento such as the coconut and date palm.
Principes, 36 4pp. 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: Author Email cos cicy.
Please help improve it or discuss these issues on the talk page. Abstract A study on temporal-space pattern of coconut lethal yellowing LY was carried out in Amarillamieento, Yucatan, Mexico, with the objective to provide basis for eradication of diseased palms.