{"id":37,"date":"2026-03-19T08:00:37","date_gmt":"2026-03-19T08:00:37","guid":{"rendered":"https:\/\/metsaammattilaiset.fi\/?page_id=37"},"modified":"2026-05-07T08:37:35","modified_gmt":"2026-05-07T06:37:35","slug":"metsan-elinkaari","status":"publish","type":"page","link":"https:\/\/metsaammattilaiset.fi\/index.php\/metsatalous-suomessa\/metsan-elinkaari\/","title":{"rendered":"Mets\u00e4n elinkaari"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Talousmets\u00e4n elinkaari on pitk\u00e4 prosessi, joka kest\u00e4\u00e4 usein useita vuosikymmeni\u00e4. Mets\u00e4\u00e4 hoidetaan vaiheittain siten, ett\u00e4 se kasvaa hyvin, tuottaa puuta ja s\u00e4ilyy elinvoimaisena my\u00f6s tuleville sukupolville. Samalla huomioidaan luonnonhoito, monimuotoisuus ja mets\u00e4n muu k\u00e4ytt\u00f6.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. Uudistaminen<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Elinkaari alkaa mets\u00e4n uudistamisesta p\u00e4\u00e4tehakkuun j\u00e4lkeen. Uusi mets\u00e4 perustetaan joko:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>istuttamalla taimia<\/li>\n\n\n\n<li>kylv\u00e4m\u00e4ll\u00e4 siemeni\u00e4<\/li>\n\n\n\n<li>hy\u00f6dynt\u00e4m\u00e4ll\u00e4 luontaista uudistumista<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ennen uudistamista maaper\u00e4\u00e4 voidaan k\u00e4sitell\u00e4 esimerkiksi m\u00e4t\u00e4st\u00e4m\u00e4ll\u00e4 tai \u00e4est\u00e4m\u00e4ll\u00e4, jotta taimien kasvu k\u00e4ynnistyy paremmin.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. Taimikon vaihe<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Ensimm\u00e4isten vuosien aikana taimet tarvitsevat tilaa, valoa ja suojaa kilpailulta. Taimikonhoidossa poistetaan liiallista vesakkoa ja huonolaatuisia puita, jotta parhaat puut saavat hyv\u00e4t kasvuolosuhteet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e4m\u00e4 vaihe vaikuttaa merkitt\u00e4v\u00e4sti siihen, millaiseksi mets\u00e4 kehittyy tulevaisuudessa.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. Nuori kasvatusmets\u00e4<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Kun puut kasvavat pidemmiksi ja rungot vahvistuvat, mets\u00e4\u00e4 voidaan harventaa ensimm\u00e4isen kerran. Harvennuksissa poistetaan osa puista, jotta j\u00e4ljelle j\u00e4\u00e4ville puille vapautuu lis\u00e4\u00e4 kasvutilaa, valoa ja ravinteita.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Harvennukset:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>parantavat mets\u00e4n kasvua<\/li>\n\n\n\n<li>lis\u00e4\u00e4v\u00e4t puiden laatua<\/li>\n\n\n\n<li>v\u00e4hent\u00e4v\u00e4t mets\u00e4n vaurio- ja tuhoriskej\u00e4<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">4. Varttunut kasvatusmets\u00e4<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mets\u00e4n kasvaessa tehd\u00e4\u00e4n yleens\u00e4 viel\u00e4 yksi tai useampi harvennus. Tavoitteena on kasvattaa hyv\u00e4laatuisia ja j\u00e4reit\u00e4 puita esimerkiksi sahateollisuuden tarpeisiin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e4ss\u00e4 vaiheessa mets\u00e4 sitoo voimakkaasti hiilt\u00e4 ja toimii samalla elinymp\u00e4rist\u00f6n\u00e4 monille lajeille.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">5. Uudistuskyps\u00e4 mets\u00e4<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Kun mets\u00e4 saavuttaa uudistuskypsyyden, voidaan tehd\u00e4 p\u00e4\u00e4tehakkuu. Sen yhteydess\u00e4 osa puista j\u00e4tet\u00e4\u00e4n usein s\u00e4\u00e4st\u00f6puiksi luonnon monimuotoisuuden tukemiseksi. Lis\u00e4ksi huomioidaan esimerkiksi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>vesist\u00f6jen suojavy\u00f6hykkeet<\/li>\n\n\n\n<li>arvokkaat elinymp\u00e4rist\u00f6t<\/li>\n\n\n\n<li>lahopuun merkitys<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">P\u00e4\u00e4tehakkuun j\u00e4lkeen mets\u00e4 uudistetaan j\u00e4lleen, ja elinkaari alkaa alusta.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Talousmets\u00e4n elinkaari on pitk\u00e4 prosessi, joka kest\u00e4\u00e4 usein useita vuosikymmeni\u00e4. Mets\u00e4\u00e4 hoidetaan vaiheittain siten, ett\u00e4 se kasvaa hyvin, tuottaa puuta [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":434,"parent":29,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"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":""}},"footnotes":""},"class_list":["post-37","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/pages\/37","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/comments?post=37"}],"version-history":[{"count":6,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/pages\/37\/revisions"}],"predecessor-version":[{"id":473,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/pages\/37\/revisions\/473"}],"up":[{"embeddable":true,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/pages\/29"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/media\/434"}],"wp:attachment":[{"href":"https:\/\/metsaammattilaiset.fi\/index.php\/wp-json\/wp\/v2\/media?parent=37"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}