| 摘要 |
1. Device for electroculture with minimum two metal grates or plates (2, 3) arranged in parallel in the cultivated soil (4), in a north-south direction, and with a voltage source (6) with an antenna (7) and that supplies the metal grates (2, 3) with an electric current of natural origin, device for electroculture characterized in that the aforesaid voltage source (6) consists, on one hand, of the antenna (7) for collecting atmospheric electricity and, on the other hand, of one or several photocells (8). |
