| 摘要 |
PURPOSE: A method for operating roots is provided, which is for strengthening the growth of the trees by improving the physical and chemical properties of the soil. CONSTITUTION: The method for operating roots is characterized by being comprised of: removing the soil covering the roots; peeling or cutting according to the growth state of the roots; disinfecting the removed soil; and supplying organic materials and an agent for activating the function of the roots. |
