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近年来,关于有害生物的话题越来越多,并已成为全球关注的热点问题。那么,什么是有害生物呢?有害生物是指在一定条件下,对人类的生活、生产甚至生存产生危害的生物。有害生物狭义上仅指动物,广义上包括动物、植物、微生物乃至病毒。根据产地来源,有害生物又可分为外来物种和本地物种(土著种)。有害生物对生物多样性的影响主要表现在通过压迫和排斥本地物种,使生态系统物种的组成和结构发生改变,最终导致生境破碎化及生物多样性丧失。其实,目前人们对有害生物
In recent years, there has been a growing number of topics on pests and has become a hot issue of global concern. So, what is a pest? Pest is under certain conditions, to human life, production and even life-threatening creatures. Pests narrowly refers to animals only, broadly including animals, plants, microorganisms and even viruses. According to origin, pests can be divided into alien species and native species (indigenous species). The impact of pests on biodiversity is mainly manifested by changes in the composition and structure of ecosystem species by oppression and exclusion of native species, eventually leading to the fragmentation of habitats and the loss of biodiversity. Actually, people are currently on pests