{"id":3028,"date":"2024-02-22T10:13:52","date_gmt":"2024-02-22T10:13:52","guid":{"rendered":"https:\/\/www.baumbiologie.com\/?page_id=3028"},"modified":"2024-02-22T10:13:54","modified_gmt":"2024-02-22T10:13:54","slug":"dendrochronologie","status":"publish","type":"page","link":"https:\/\/www.baumbiologie.com\/?page_id=3028","title":{"rendered":"Dendrochronologie"},"content":{"rendered":"\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"1723\" src=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-1024x768.jpg\" alt=\"Bohrkernentnahme, Zuwachsbohrer, Bohrkern, Baumgutachten, Baumgutachter\" class=\"wp-image-1723\" srcset=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-1024x768.jpg 1024w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-300x225.jpg 300w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-768x576.jpg 768w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-1536x1152.jpg 1536w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2020\/07\/20170809_112230-1-2048x1536.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"3029\" data-src=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie-1024x683.jpg\" alt=\"\" class=\"wp-image-3029 lazyload\" data-srcset=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie-1024x683.jpg 1024w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie-300x200.jpg 300w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie-768x512.jpg 768w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie-1536x1024.jpg 1536w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/WSL_Skippy_Dendrochronologie.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/683;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"3030\" data-src=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe-1024x683.jpg\" alt=\"\" class=\"wp-image-3030 lazyload\" data-srcset=\"https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe-1024x683.jpg 1024w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe-300x200.jpg 300w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe-768x512.jpg 768w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe-1536x1024.jpg 1536w, https:\/\/www.baumbiologie.com\/wp-content\/uploads\/2024\/02\/Bohrkern_Eibe.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/683;\" \/><\/figure>\n<\/figure>\n\n\n\n<p>Mit Hilfe dendrochronologischer Verfahren ist es m\u00f6glich, auch sehr lang zur\u00fcckliegende Schadereignisse an B\u00e4umen festzustellen und zeitlich einzuordnen. Dies k\u00f6nnen z.B. Starkwurzelkappungen, \u00dcbersch\u00fcttungen oder Grundwasserabsenkungen sein. Sofern ein Baum nicht hohl ist, kann auch eine jahresgenaue Bestimmung des Baumalters durchgef\u00fchrt werden. An hohlen B\u00e4umen l\u00e4sst sich das Alter, basierend auf den noch vorhandenen Jahrringen und Referenzb\u00e4umen aus der n\u00e4heren Umgebung absch\u00e4tzen.<\/p>\n\n\n\n<p>F\u00fcr dendrochronologische Untersuchungen werden pro Baum zwei Bohrkerne (5,15 mm Durchmesser) mit einem Hohlbohrer entnommen. Zus\u00e4tzlich m\u00fcssen in der Regel auch an Referenzb\u00e4umen weitere Kerne gewonnen werden. Die Kerne werden auf einen Objekttr\u00e4ger geklebt und auf einer Seite geschliffen und poliert. Mit Hilfe eines Fotoroboters oder alternativ mit einer selbst entwickelten, ultrahochaufl\u00f6senden Fotoeinrichtung erfolgt die Digitalisierung der Kerne. Anschlie\u00dfend werden die Jahrringe vermessen und datiert. F\u00fcr die Datierung werden immer mehrere Kerne verwendet, um z.B. fehlende Jahrringe an einem Kern ausschlie\u00dfen zu k\u00f6nnen (Crossdating). Danach werden die Kurven interpretiert.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mit Hilfe dendrochronologischer Verfahren ist es m\u00f6glich, auch sehr lang zur\u00fcckliegende Schadereignisse an B\u00e4umen festzustellen und zeitlich einzuordnen. Dies k\u00f6nnen &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3028","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dendrochronologie - Sachverst\u00e4ndigenb\u00fcro f\u00fcr Baumbiologie<\/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:\/\/www.baumbiologie.com\/?page_id=3028\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dendrochronologie - Sachverst\u00e4ndigenb\u00fcro f\u00fcr Baumbiologie\" \/>\n<meta property=\"og:description\" content=\"Mit Hilfe dendrochronologischer Verfahren ist es m\u00f6glich, auch sehr lang zur\u00fcckliegende Schadereignisse an B\u00e4umen festzustellen und zeitlich einzuordnen. 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