| 摘要 |
PROBLEM TO BE SOLVED: To achieve a completely weeded state by preventing growth of weeds near a guardrail support, because conventional work for getting rid of the weeds around the guardrail support is extremely dangerous and difficult.SOLUTION: A skirt-shaped bush and a plate are attached to an outer peripheral lower part of a guardrail support. Thus, growth of weeds is prevented to achieve a completely weeded state.SELECTED DRAWING: None |
