| 摘要 |
PROBLEM TO BE SOLVED: To provide a new horticulture product-growing agent obtained by using a admixture (trade name: NEP) using a natural material as a raw material, cement, a minus ion generator such as tourmaline stone and coral fossil. SOLUTION: The horticulture product-growing agent is obtained by mixing 2.5% admixture (NEP) using the natural material as a raw material with 5.0% white cement, 62.5% sand (river sand or mount sand may be used), 20.0% minus ion generator (tourmaline stone-containing soil sand) and 10.0% wave-processed coral fossil and water and forming the mixture as a solid material having a ring-like shape, etc. COPYRIGHT: (C)2004,JPO
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