蚤类不仅因叮刺和吸血骚扰人畜 ,使其不得安宁或引起过敏性皮炎等 ,造成对人畜直接危害 ,更重要的是它能作为人类某些重要传染病如鼠疫、地方性斑疹伤寒的传播媒介。因此 ,对其进行防治、杀灭有着重要的现实意义。长期以来 ,我们通过环境控制及化学药物等综合治理措施以达到对 Fleas not only harass humans and animals by stinging and blood-sucking, making them less peaceful or causing atopic dermatitis, etc., which cause direct harm to human beings and animals. More importantly, they can serve as some important infectious diseases of human beings such as plague, endemic typhus Media. Therefore, to prevent and kill it has important practical significance. For a long time, we have achieved this through comprehensive measures such as environmental control and chemical and pharmaceuticals