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| identity_of_trees_walks [2014-08-28 18:39] – [* White Elms, Ormes d'Amérique, Ulmus americana] rasa | identity_of_trees_walks [2014-08-28 18:40] – [* White Elms, Ormes d'Amérique, Ulmus americana] rasa | ||
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| They used to be three, a little sisterhood. The third was removed for security reasons in 2007. The reason is not clear to us yet. Maybe it was affected by the Dutch elm disease. This disease is caused by a member of the sac fungi (Ascomycota) and is spread by the elm bark beetle. Although believed to be originally native to Asia, the disease has been accidentally introduced into America and Europe, where it has devastated native populations of elms which had not had the opportunity to evolve resistance to the disease. The only solution is to cut the ill tree and burn it. In the long term they inject vaccins and cultivate hybrid elms. | They used to be three, a little sisterhood. The third was removed for security reasons in 2007. The reason is not clear to us yet. Maybe it was affected by the Dutch elm disease. This disease is caused by a member of the sac fungi (Ascomycota) and is spread by the elm bark beetle. Although believed to be originally native to Asia, the disease has been accidentally introduced into America and Europe, where it has devastated native populations of elms which had not had the opportunity to evolve resistance to the disease. The only solution is to cut the ill tree and burn it. In the long term they inject vaccins and cultivate hybrid elms. | ||
| - | All in all, these two elms resisted to long term pollution and illnesses. There highth, their beauty and their scarcity have brought them to the Brussels Region Government, who voted on the 17th January 2008 for their protection. Looking at what this means, one could say that all trees of Brussels should be on that list: | + | All in all, these two elms resisted to long term pollution and illnesses. There heighth, their beauty and their scarcity have brought them to the Brussels Region Government, who voted on the 17th January 2008 for their protection. Looking at what this means, one could say that all trees of Brussels should be on that list: |
| a) It is prohibited to use, store or produce substances that can cause damage to the development and the growth of the trees, the fauna and flora and the water quality. | a) It is prohibited to use, store or produce substances that can cause damage to the development and the growth of the trees, the fauna and flora and the water quality. | ||
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