A SOIL CONDITIONER USING BOTTOM ASH, USED AUTOCLAVED LIGHTWEIGHT CONCRETE, AND CLAY

摘要

Provided are a soil conditioner which can be fertilized on soil easily and neutralizes soil rapidly and steadily, and a method for preparing the soil conditioner. A soil conditioner is prepared by mixing 100 parts by weight of bottom ash, 10-40 parts by weight of waste autoclaved lightweight concrete, and 10-50 parts by weight of clay; granulating the obtained mixture; drying the granulated one; and sintering the dried one. Preferably the bottom ash contains 20-30 wt% of moisture and has a particle size of 0.1-2 mm; the waste autoclaved lightweight concrete contains 15-40 wt% of silicic acid and has a particle size of 0.01-2 mm; and the soil conditioner has a particle size of 0.1-3 mm.