{"id":1205,"date":"2018-07-24T17:53:55","date_gmt":"2018-07-24T15:53:55","guid":{"rendered":"https:\/\/www.kalliergo.gr\/en\/collar-rot\/"},"modified":"2023-07-05T12:10:20","modified_gmt":"2023-07-05T10:10:20","slug":"collar-rot","status":"publish","type":"post","link":"https:\/\/www.kalliergo.gr\/en\/plant-diseases-pests\/collar-rot\/","title":{"rendered":"Collar rot"},"content":{"rendered":"\n<p>Collar rot disease occasionally causes severe damage to irrigated fields and can develop intensively in silos.<\/p>\n\n\n\n<p>Scientific name: <strong>Corticium rolfsii, Athelia rolfsii, Pellicularia rolfsii, Sclerotium rolfsii<\/strong><br>Other name: <strong>Sclerotial blight, stem rot, southern blight, bed rot, cottony rot, Sclerotium wilt, collar rot, crown rot, fire fang root rot, foot rot, southern wilt<br><\/strong>Greek name: <strong>\u03a3\u03b7\u03c8\u03b9\u03c1\u03c1\u03b9\u03b6\u03af\u03b1 \u03b1\u03c0\u03cc \u03a3\u03ba\u03bb\u03b7\u03c1\u03c9\u03c4\u03af\u03b1\u03c3\u03b7<\/strong><\/p>\n\n\n<style id=\"bwg-style-0\">    #bwg_container1_0 #bwg_container2_0 .bwg-container-0.bwg-standard-thumbnails {      width: 1254px;              justify-content: center;        margin:0 auto !important;              background-color: rgba(255, 255, 255, 0.00);            padding-left: 4px;      padding-top: 4px;      max-width: 100%;            }        #bwg_container1_0 #bwg_container2_0 .bwg-container-0.bwg-standard-thumbnails .bwg-item {    justify-content: flex-start;      max-width: 250px;          }    #bwg_container1_0 #bwg_container2_0 .bwg-container-0.bwg-standard-thumbnails .bwg-item a {       margin-right: 4px;       margin-bottom: 4px;    }    #bwg_container1_0 #bwg_container2_0 .bwg-container-0.bwg-standard-thumbnails .bwg-item0 {      padding: 0px;            background-color:rgba(0,0,0, 0.30);      border: 0px none #CCCCCC;      opacity: 1.00;      border-radius: 0;      box-shadow: ;    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     }    <\/script>    \n\n\n\n<h2 class=\"wp-block-heading\">Symptoms<\/h2>\n\n\n\n<p>Collar rot causes wilting of the foliage and rotting of the root, which is coated with a dense white mycelial web up to the neck.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pathogen &#8211; Growth conditions<\/h2>\n\n\n\n<p>The collar rot disease is caused in already weakened beets by the pathogenic soil fungus Sclerotium rolfsii (imperfect form). Its perfect form, the basidiomycete Corticium rolfsii, is rarely formed and therefore plays no role in its biology and the disease cycle.<\/p>\n\n\n\n<p>Beets are affected late in the growing season. The disease is favored by excessive moisture and suffocating soil conditions. The fungus develops white very dense mycelium on the surface of the root, which slowly rots down to the heart.<\/p>\n\n\n\n<p>White spherical particles appear on the surface of the mycelium and progressively darken. These are the sclerotia, resistant organs that ensure the fungus multiplies and remains in the soil. Infections (sclerotia, mycelium) are dispersed within the same field or in other neighboring fields, with farming tools and rain and irrigation water.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Treatment<\/h2>\n\n\n\n<p>It is recommended to disinfect the soil with appropriate disinfectants. Infected plants should be removed together with their entire root system and destroyed by fire. In addition, long-term crop rotation with plants (e.g. cereals) which are not affected by the pathogen should be practiced and measures should be taken to ensure good drainage of the field.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Source<\/h2>\n\n\n\n<p><a title=\"\" href=\"https:\/\/www.bayercropscience.gr\/\" target=\"_blank\" rel=\"noopener noreferrer\">www.bayercropscience.gr<\/a><br><a href=\"https:\/\/en.wikipedia.org\/wiki\/Athelia_rolfsii\" target=\"_blank\" rel=\"noopener\">Athelia rolfsii<\/a><br><a href=\"http:\/\/www.extento.hawaii.edu\/kbase\/crop\/Type\/s_rolfs.htm\" target=\"_blank\" rel=\"noopener\">Sclerotium rolfsii<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Collar rot disease occasionally causes severe damage to irrigated fields and can develop intensively in silos. Scientific name: Corticium rolfsii, Athelia rolfsii, Pellicularia rolfsii, Sclerotium rolfsiiOther name: Sclerotial blight, stem rot, southern blight, bed rot, cottony rot, Sclerotium wilt, collar rot, crown rot, fire fang root rot, foot rot, southern wiltGreek name: \u03a3\u03b7\u03c8\u03b9\u03c1\u03c1\u03b9\u03b6\u03af\u03b1 \u03b1\u03c0\u03cc \u03a3\u03ba\u03bb\u03b7\u03c1\u03c9\u03c4\u03af\u03b1\u03c3\u03b7 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":1204,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":1,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","_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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[32],"tags":[688,540,725,200,86],"class_list":["post-1205","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-plant-diseases-pests","tag-apples","tag-carrot","tag-plant-disease","tag-potato","tag-tomato"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Collar rot - KALLIERGO<\/title>\n<meta name=\"description\" content=\"Collar rot disease occasionally causes severe damage to irrigated fields. 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Every day I learn new things. I am experiencing what Greek philosopher Socrates said: \"all I know is that I know nothing\" (\"\u0395\u03bd \u039f\u03af\u03b4\u03b1, \u038c\u03c4\u03b9 \u039f\u03c5\u03b4\u03ad\u03bd \u039f\u03af\u03b4\u03b1\"). I perceive my self as always a student. I created kalliergo.gr back in 2010, charmed by the plants magical world. I am a Biomedical Engineer, holding a MSc degree on E-Business. For a living I help businesses to grow online. I am not an agronomist but wish I had also a degree on agronomy. I hope that you will find interesting and helpful information on KALLIERGO.","url":"https:\/\/www.kalliergo.gr\/en\/author\/ilias\/"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5.jpg",480,320,false],"thumbnail":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5-150x150.jpg",150,150,true],"medium":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5-300x200.jpg",300,200,true],"medium_large":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5.jpg",480,320,false],"large":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5.jpg",480,320,false],"1536x1536":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5.jpg",480,320,false],"2048x2048":["https:\/\/www.kalliergo.gr\/en\/wp-content\/uploads\/2013\/07\/dc51c42718bbe9e032d817525e51abf5.jpg",480,320,false]},"uagb_author_info":{"display_name":"Ilias Antonopoulos","author_link":"https:\/\/www.kalliergo.gr\/en\/author\/ilias\/"},"uagb_comment_info":0,"uagb_excerpt":"Collar rot disease occasionally causes severe damage to irrigated fields and can develop intensively in silos. Scientific name: Corticium rolfsii, Athelia rolfsii, Pellicularia rolfsii, Sclerotium rolfsiiOther name: Sclerotial blight, stem rot, southern blight, bed rot, cottony rot, Sclerotium wilt, collar rot, crown rot, fire fang root rot, foot rot, southern wiltGreek name: \u03a3\u03b7\u03c8\u03b9\u03c1\u03c1\u03b9\u03b6\u03af\u03b1 \u03b1\u03c0\u03cc \u03a3\u03ba\u03bb\u03b7\u03c1\u03c9\u03c4\u03af\u03b1\u03c3\u03b7&hellip;","_links":{"self":[{"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/posts\/1205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/comments?post=1205"}],"version-history":[{"count":0,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/posts\/1205\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/media\/1204"}],"wp:attachment":[{"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/media?parent=1205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/categories?post=1205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kalliergo.gr\/en\/wp-json\/wp\/v2\/tags?post=1205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}