{"id":56460,"date":"2026-01-22T15:21:54","date_gmt":"2026-01-22T15:21:54","guid":{"rendered":"https:\/\/matis.is\/new-matis-is\/?post_type=matis_projects&p=56460"},"modified":"2026-01-22T15:21:54","modified_gmt":"2026-01-22T15:21:54","slug":"seyra-sem-fosfor-gjafi-i-aburdi","status":"publish","type":"matis_projects","link":"https:\/\/matis.is\/en\/matis_projects\/seyra-sem-fosfor-gjafi-i-aburdi\/","title":{"rendered":"Sludge as a phosphorus in fertilizers"},"content":{"rendered":"

Fosf\u00f3r (P) er eitt af nau\u00f0synlegum n\u00e6ringarefnum fyrir v\u00f6xt og starfsemi plantna. Fosf\u00f3r er oft bundin \u00f6\u00f0rum efnum, l\u00edfr\u00e6num og \u00f3l\u00edfr\u00e6num sem kemur \u00ed veg fyrir a\u00f0 pl\u00f6ntur geti n\u00fdtt hann.<\/h4>\n\n\n\n\n\n

Markmi\u00f0 verkefnisins er a\u00f0 me\u00f0h\u00f6ndla seyruna me\u00f0 umhverfisbakter\u00edum sem hafa \u00feann eiginleika a\u00f0 geta losa\u00f0 f\u00f3sf\u00f3rinn fr\u00e1 steinefnum, gert hann leysanlegan og a\u00f0gengilegan pl\u00f6ntum. \u00dear me\u00f0 m\u00e1 nota fiskiseyru \u00far landeldi sem fosf\u00f3r gjafa \u00ed \u00e1bur\u00f0i.<\/p>\n\n\n\n

Verkefni\u00f0 er unni\u00f0 \u00ed samvinnu vi\u00f0 Samherja Landeldi (Dr. Hei\u00f0d\u00edsi Sm\u00e1rad\u00f3ttur) sem \u00fatvegar seyru og Landb\u00fana\u00f0arh\u00e1sk\u00f3lann \u00e1 Hvanneyri (Dr. Friederike Dima Danneil) sem rannsakar \u00e1hrif \u00e1bur\u00f0ar me\u00f0 me\u00f0h\u00f6ndla\u00f0ri seyru \u00e1 v\u00f6xt plantna \u00ed samanbur\u00f0i vi\u00f0 \u00e1bur\u00f0 me\u00f0 \u00f3me\u00f0h\u00f6ndla\u00f0ri seyru.<\/p>","protected":false},"featured_media":56461,"template":"","meta":{"_acf_changed":true,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","ast-disable-related-posts":"","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-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"categories":[2033,2047],"tags":[27,55,336,426,52,59,338,699,265,1233],"class_list":["post-56460","matis_projects","type-matis_projects","status-publish","has-post-thumbnail","hentry","category-fiskeldi","category-matvaelasjodur","tag-cod","tag-gaedi","tag-geymsluthol","tag-kaeling","tag-nyting","tag-quality","tag-shelf-life","tag-sjalfbaerni","tag-thorskur","tag-thorungar"],"acf":[],"yoast_head":"\nSeyra sem fosf\u00f3r gjafi \u00ed \u00e1bur\u00f0i - Mat\u00eds<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/matis.is\/en\/matis_projects\/seyra-sem-fosfor-gjafi-i-aburdi\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Seyra sem fosf\u00f3r gjafi \u00ed \u00e1bur\u00f0i - Mat\u00eds\" \/>\n<meta property=\"og:description\" content=\"Fosf\u00f3r (P) er eitt af nau\u00f0synlegum n\u00e6ringarefnum fyrir v\u00f6xt og starfsemi plantna. 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