| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a greenhouse for agriculture, having a ventilation structure easily opened and closed by a simple installation, and having excellent ventilating performance. <P>SOLUTION: This greenhouse 1 for the agriculture, covered with a flexible covering film 3 made of a thermoplastic resin, has a ventilation opening 10 opened at a part higher than a position at 2/3 of the height of the greenhouse 1. A closing sheet fragment the lower side of which is connected to the flexible film 3 and another side of which is made detachable by an engaging tool, is attached to the ventilation opening 10. <P>COPYRIGHT: (C)2004,JPO |
