{"id":44382,"date":"2024-10-23T16:43:44","date_gmt":"2024-10-23T14:43:44","guid":{"rendered":"https:\/\/foretnature.be\/?post_type=article-foret-nature&#038;p=44382"},"modified":"2024-10-23T16:43:44","modified_gmt":"2024-10-23T14:43:44","slug":"valorisation-des-petits-bois-rouges-en-region-wallonne","status":"publish","type":"article-foret-nature","link":"https:\/\/foretnature.be\/en\/article-foret-nature\/valorisation-des-petits-bois-rouges-en-region-wallonne\/","title":{"rendered":"Valorisation des petits bois rouges en R\u00e9gion wallonne"},"content":{"rendered":"<p>La for\u00eat wallonne offre aujourd\u2019hui une quantit\u00e9 limit\u00e9e mais cependant significative de bois rouges (douglas, m\u00e9l\u00e8ze) de petites dimensions (circonf\u00e9rence &lt; 70 cm). Ceux-ci ne trouvent g\u00e9n\u00e9ralement pas acqu\u00e9reurs \u00e0 des prix raisonnables. Cet \u00e9tat de fait tient \u00e0 une s\u00e9rie de griefs, justifi\u00e9s ou non, attribu\u00e9s \u00e0 ces produits et sur lesquels les auteurs tentent de faire la lumi\u00e8re. L\u2019article pr\u00e9sente des donn\u00e9es sur les caract\u00e8res technologiques de ces bois en fonctions des essences (douglas, m\u00e9l\u00e8zes d\u2019Europe, du Japon et hybride) et de certaines conditions de croissance (\u00e9cartements) en comparaison avec celles de l\u2019\u00e9pic\u00e9a qui rencontre, lui, un int\u00e9r\u00eat plus large. Quelques r\u00e9sultats, en r\u00e9sum\u00e9 : \u00e0 vitesse de croissance comparable, le d\u00e9filement des bois rouges est comparable \u00e0 celui de l\u2019\u00e9pic\u00e9a ; douglas et m\u00e9l\u00e8ze ont tous deux des \u00e9corces plus \u00e9paisses que l\u2019\u00e9pic\u00e9a ; les bois rouges se caract\u00e9risent par un duramen plus durable : classe de durabilit\u00e9 3 contre 4 pour l\u2019\u00e9pic\u00e9a ; les bois rouges pr\u00e9sentent des caract\u00e9ristiques m\u00e9caniques sup\u00e9rieures. Les auteurs d\u00e9veloppent par apr\u00e8s les d\u00e9bouch\u00e9s existants, potentiels et ferm\u00e9s des petits bois rouges. Au niveau des d\u00e9bouch\u00e9s existant, notons l\u2019emballage et les panneaux (particules, OSB, MDF) ; dans les d\u00e9bouch\u00e9s potentiels se retrouvent les tuteurs, les poutres lamell\u00e9es-coll\u00e9es et autres charpentes industrielles. Notons que ces voies d\u2019utilisation sont les plus r\u00e9mun\u00e9ratrices. Enfin, au rayon des d\u00e9bouch\u00e9s bloqu\u00e9s, pour la R\u00e9gion wallonne, il s\u2019agit de la p\u00e2te \u00e0 papier, pour laquelle le sch\u00e9ma actuel de production est optimis\u00e9 pour les bois blancs.<\/p>","protected":false},"excerpt":{"rendered":"<p>La for\u00eat wallonne offre aujourd\u2019hui une quantit\u00e9 limit\u00e9e mais cependant significative de bois rouges (douglas, m\u00e9l\u00e8ze) de petites dimensions (circonf\u00e9rence &lt; 70 cm). Ceux-ci ne trouvent g\u00e9n\u00e9ralement pas acqu\u00e9reurs \u00e0 des prix raisonnables. Cet \u00e9tat de fait tient \u00e0 une s\u00e9rie de griefs, justifi\u00e9s ou non, attribu\u00e9s \u00e0 ces produits et sur lesquels les auteurs [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[49],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Valorisation des petits bois rouges en R\u00e9gion wallonne - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/article-foret-nature\/valorisation-des-petits-bois-rouges-en-region-wallonne\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Valorisation des petits bois rouges en R\u00e9gion wallonne - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"La for\u00eat wallonne offre aujourd\u2019hui une quantit\u00e9 limit\u00e9e mais cependant significative de bois rouges (douglas, m\u00e9l\u00e8ze) de petites dimensions (circonf\u00e9rence &lt; 70 cm). 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