| 摘要 |
<p>PURPOSE:To effectively decompose and deodorize odorous substances present in offensively odorous air discharged from a stockbreeding house, etc., by introducing offensively odorous polluted air into a soil filter on which a plant-breeding culture bed is provided a hot house. CONSTITUTION:The soil filter 1 with an upper layer structure 4 consisting of a compost soil containing soil bacteria which is formed on a ventilable lower layer structure 3 consisting of gravel, etc., is provided in the housing pool 5 formed digging the ground of the hot house 2. And, on the surface of the said soil filter 1, the culture tray 11 is provided in such a state that its upper half is buried in the upper layer structure 4, with the culture bed 12 for breeding a plant P provided inside the tray 11. Warm polluted air from the stockbreeding house 7 warms up the hot house 2 and the soil filter 1 to an appropriate temperature at which soil bacteria are active and also makes the growth of plant in the culture bed 12 in the hot house 2 better.</p> |
