| abstract |
(57) [Summary] [Problem] For the growth of plants, the hardening time can be arbitrarily adjusted, the strength expression and the permeability are excellent, and the pH value of the soil mixed with the soil solidifying composition of the present invention becomes 10 or less. To provide a soil hardening composition for vegetation with less influence. SOLUTION: A vegetation soil hardening composition containing a blast furnace slag having a Blaine value of 8,000 cm 2 / g or more, calcium aluminate, and gypsum, and a vegetation soil hardening composition containing a setting modifier are further constituted. I do. |