| 摘要 |
<p>The elongated substrate container (1) has mainly a V-shaped cross-section and a relatively reduced amount of earth (5) for accommodation of a plant (6). The container is lined with a flexible plastic wall (4). At the ends of the container, the plastic walls are guided towards each other. At the ends of the container, the plastic walls are welded to each other. The container is made of elongated metal components (3), such as pieces of concrete iron. In the lowermost part of the container a drainage channel is provided. Around the drainage channel is a water-permeable coating is fitted. Above the drainage channel on the inside of the flexible walls a water-permeable layer extends.</p> |
