| 摘要 |
PCT No. PCT/GB93/02211 Sec. 371 Date Jul. 5, 1995 Sec. 102(e) Date Jul. 5, 1995 PCT Filed Oct. 27, 1993 PCT Pub. No. WO94/09614 PCT Pub. Date May 11, 1994A vertically extending column of soil is supported by a suspendable bag structure. This includes multiple cylindrical walls (12, 14, 18; 112, 114) the innermost one being of mesh or net. In use, openings (20; 120) are formed through the walls, for plants to grow through. The bottom of the wall assembly is within a dish (22; 122) for retaining water. |
