| 摘要 |
<p>A greenhouse (left) has an attached composting bin (right), with a heat - conductive barrier 11, e.g. of metal, as the common wall, so that heat from the compost can heat the greenhouse. The greenhouse may have an extruded aluminium frame, single or double glazed with glass or polycarbonate, and have vents 6 and 7 for ingress / egress of air, and may have thermostatic control for this, and also for a blind 8: means may be provided for humidity and lighting control, and for automatic watering. Compostable material enters at door 13, may be riddled by bars 16, and compost is removed via door 15.</p> |
