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目前,外来恶性杂草的入侵给我国许多地方带来生态灾难,控制和防除这些恶性杂草对于保护我国生态环境至关重要……外来生物是指从其自然分布区主要通过有意或无意的人类活动而被引入,在当地自然或半自然的生态系统中能形成自我再生能力,给生态系统或景观造成明显损害或影响的物种。所渭生物入侵,是指外来物种对生态环境的人侵,造成生物多样性的丧失或削弱,引发当地生态灾难。据初步统计,进入中国的外来杂草共有75属107
At present, the invasion of alien malignant weeds brings ecological disaster to many places in our country. Controlling and controlling these weeds is crucial for the protection of our ecological environment. Alien organisms refer to animals that are distributed from their natural distribution areas mainly through intentional or unintentional human beings Activities were introduced in the local natural or semi-natural ecosystems can form a self-regenerative capacity, the ecosystem or landscape significantly damaged or affected species. Invasive biological invasion refers to the invasion of alien species into the ecological environment, resulting in the loss or weakening of biodiversity and the local ecological disaster. According to preliminary statistics, a total of 75 genera and 107 foreign weeds have entered China