{"id":1983,"date":"2013-11-14T10:40:00","date_gmt":"2013-11-14T10:40:00","guid":{"rendered":"https:\/\/dev.bulevar360.com\/?p=1983"},"modified":"2013-11-14T10:40:00","modified_gmt":"2013-11-14T10:40:00","slug":"que-son-los-fitofortificantes","status":"publish","type":"post","link":"https:\/\/agrobeta.com\/agrobetablog\/2013\/11\/que-son-los-fitofortificantes\/","title":{"rendered":"\u00bfQUE SON LOS FITOFORTIFICANTES?"},"content":{"rendered":"<p style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-1984\" src=\"https:\/\/dev.bulevar360.com\/wp-content\/uploads\/2013\/11\/big_81079_89236_manzanos_sidra.jpg\" alt=\"big_81079_89236_manzanos_sidra\" width=\"560\" height=\"325\" data-id=\"1984\" srcset=\"https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/11\/big_81079_89236_manzanos_sidra.jpg 700w, https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/11\/big_81079_89236_manzanos_sidra-300x174.jpg 300w\" sizes=\"(max-width: 560px) 100vw, 560px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Los fitofortificantes son productos \u201cno fitosanitarios\u201d capaces de mitigar, reducir o evitar da\u00f1os mediante las propias caracter\u00edsticas intr\u00ednsecas de las plantas, permite a la planta desarrollar defensas ante distintas enfermedades, as\u00ed como fortalecer el estado general de la misma, lo que la hace m\u00e1s resistente \u00a0frente a plagas o situaciones de estr\u00e9s.<\/p>\n<p><!--more--><\/p>\n<p>La aplicaci\u00f3n de los primeros fitofortificantes (fosfitos) para el control de enfermedades ya se postul\u00f3 en los a\u00f1os 70, cuando se demostr\u00f3 que estas mol\u00e9culas procedentes del Acido Fosf\u00f3rico, tambi\u00e9n llamado Acido Fosforoso y\/o Acido Ortofosforoso, pod\u00edan controlar hongos de suelo, particularmente del g\u00e9nero Phytophtora. Posteriormente se comprob\u00f3 que, adem\u00e1s de un efecto t\u00f3xico sobre Phytophtora, las plantas que hab\u00edan recibido aplicaciones de fosfitos eran capaces de crear un entorno antimicrobiano mejor que las que no fueron tratadas.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-1777 alignleft\" src=\"https:\/\/dev.bulevar360.com\/wp-content\/uploads\/2013\/09\/agrobeta-fosfito-potasico-50.jpg\" alt=\"agrobeta-fosfito-potasico-50\" width=\"205\" height=\"327\" data-id=\"1777\" srcset=\"https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/09\/agrobeta-fosfito-potasico-50.jpg 205w, https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/09\/agrobeta-fosfito-potasico-50-188x300.jpg 188w\" sizes=\"(max-width: 205px) 100vw, 205px\" \/><\/p>\n<p>Aunque hasta la fecha los estudios realizados se han centrado sobre todo en Phytophtora sp., recientemente se han publicado estudios sobre otros hongos que tambi\u00e9n avalan el efecto de los fosfitos (sobre todo del fosfito pot\u00e1sico). Han comprobado que los ataques en post-recolecci\u00f3n por Cladosporium spp \u00a0en c\u00edtricos se reduc\u00edan significativamente con la aplicaci\u00f3n pre-cosecha de fosfito pot\u00e1sico. De manera similar, se ha comprobado el efecto fitofortificante del fosfito pot\u00e1sico que era capaz de controlar los problemas provocados por Alternaria alternata en manzano. Se ha comprobado que el fosfito de potasio funciona como fungist\u00e1tico para Armillaria mellea en vid. Se atribuye la protecci\u00f3n que confiere la aplicaci\u00f3n de fosfitos a su capacidad de provocar s\u00edntesis de fitoalexinas. Estas mol\u00e9culas constituyen uno de los mecanismos de resistencia a enfermedades de que disponen las plantas, y en t\u00e9rminos generales se trata de varios grupos de compuestos de bajo peso molecular, cuya presencia es relativamente baja \u00a0en tejidos sanos, y cuya s\u00edntesis es inducible por estr\u00e9s tanto bi\u00f3tico como abi\u00f3tico.<\/p>\n<p><a title=\"Agrobeta Cola de Caballo Eco\" href=\"http:\/\/www.agrobeta.com\/agrobetatiendaonline\/productos-ecologicos\/148-agrobeta-cola-de-caballo-eco.html\"><img decoding=\"async\" class=\"wp-image-1614 alignright\" src=\"https:\/\/dev.bulevar360.com\/wp-content\/uploads\/2013\/07\/cola-caballo-eco-5001.jpg\" alt=\"cola-caballo-eco-500\" width=\"141\" height=\"360\" data-id=\"1614\" srcset=\"https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/07\/cola-caballo-eco-5001.jpg 176w, https:\/\/agrobeta.com\/agrobetablog\/wp-content\/uploads\/2013\/07\/cola-caballo-eco-5001-117x300.jpg 117w\" sizes=\"(max-width: 141px) 100vw, 141px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>El concepto de fortificante da un nuevo sentido a la lucha fitosanitaria y cambia totalmente el panorama que conocemos hoy en d\u00eda, ya que no se basa en el conocimiento del pat\u00f3geno para desarrollar una mol\u00e9cula sint\u00e9tica espec\u00edfica capaz de frenar la enfermedad, sino en el estudio de la fisiolog\u00eda de la planta y de sus mecanismos de defensa aprovechando todo el potencial que la planta posee para defenderse.<\/p>\n<p>Las exigencias de una agricultura m\u00e1s sana, libre de residuos y la progresi\u00f3n de la agricultura ecol\u00f3gica, han hecho que las normas que regulan el uso de los productos fitosanitarios se vuelvan m\u00e1s exigentes y restrictivas, obligando la retirada de muchos productos.<\/p>\n<p>&nbsp;<\/p>\n<p>Fuente:<\/p>\n<p>&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Fitofortificantes.net<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Los Fitofortificantes en Agricultura Ecol\u00f3gica<\/p>\n","protected":false},"author":1,"featured_media":1984,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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