noun, noun or participle which takes 'suru', transitive verb
prevention and control; extermination
Primarily used for agricultural pests, plant diseases, and harmful insects. Covers both preventive measures and active extermination.
農家は害虫の防除に農薬を使う。
Farmers use pesticides for pest control.
この地域では
In this region, prevention and control of diseases and pests is important.
noun, noun or participle which takes 'suru', transitive verb
Used for measures against natural disasters such as floods, landslides, or erosion. Less common than sense 1; often appears in technical or administrative contexts.
土砂災害の防除工事が進められている。
Protection works against sediment disasters are being carried out.