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用农药防治蔬菜病虫害,对蔬菜生产具有一定作用.但是由于绝大多数农药有毒,加之蔬菜使用农药时间长、数量大,因此蔬菜沾附农药的机会就多,许多蔬菜如西红柿、黄瓜、萝卜等做生食用,直接入口,如果人们长期食用被大量农药污染的蔬菜,会造成人体中农药积累,导致心脏、血管、神经等组织的病变.
The use of pesticides to control pests and diseases of vegetables has a certain effect on the production of vegetables.But due to the vast majority of pesticides toxic, coupled with the use of pesticides in vegetables for a long time, the number of large, so vegetables are more chance of pesticides, many vegetables such as tomatoes, cucumbers, radishes, etc. Do raw food, direct import, if long-term consumption of vegetables contaminated by a large number of pesticides, will cause the accumulation of pesticides in the human body, leading to heart, blood vessels, nerves and other tissue lesions.