| 摘要 |
<p>A holder for plants, and a retaining frame, are incorporated in blocks assembled into a prefabricated type outdoor wall providing screening from noise and view. Plant containers fit together and on top of each other The blocks, with their retaining frames can be joined together without risk of confusion, to make the wall. The frames have lugs on them, to ensure that the wall is stable. A wide range of stable walls, of any size, can be erected, supporting vegetation with a filing of earth.</p> |
