| 摘要 |
PROBLEM TO BE SOLVED: To provide greening soil excellent in fertilizer balance and obtained by sufficiently insolubilizing or washing alkaline components falling within coal ash, and also inexpensively insolubilizing or washing heavy metal falling within the coal ash, and to provide a method for producing the greening soil. SOLUTION: The greening soil is obtained by fermenting a mixture of coal ash, undecomposed plant-derived material, fermentation auxiliary material promoting fermentation of the undecomposed plant-derived material and a neutralizing agent under an aerobic condition. COPYRIGHT: (C)2007,JPO&INPIT |
