SOIL FIRMING AGENT

摘要

PURPOSE: An agent for solidifying soil is provided to quickly solidify spoil which is obtained through a river dredging work and to produce earth brought from another place including an optical combination for growing plants and a solid soil material. CONSTITUTION: An agent for solidifying soil comprises: 15-20 weight% of quicklime which absorbs the moisture of dredged soil and increase pH of the dredged soil; 20-30 weight% of paper sludge for absorbing the moisture of the dredged soil; 20-25 weight% of gypsum which absorbs the moisture of the dredged soil and reduce fluctuation of the pH value; 25-35 weight% of clay soil for increasing the ratio of clay among the dredged soil; 3-5 weight% of one which is selected from sodium nitrate, sodium sulfate, and sodium phosphate for supplying nutrients to plants; 2-5 weight% of vermiculite and zeolite for absorbing heavy metal of the dredged soil.