| 摘要 |
PROBLEM TO BE SOLVED: To obtain W pots capable of being used even for hydroponic cultures by directly sending air to the central part of the pot from the bottom of the pot through a tapered cavity part. SOLUTION: In this pot 1, a tapered cavity 7 reaching the central part of the pot 1 is made, a base pole hole 6 is made in the upper center of the tapered cavity 7 and a large number of air holes 4 are arranged around the hole 6. |
