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有机氯农药是一种污染物质,它不但污染了陆地,而且污染了海洋。对于海洋环境中有机氯农药的研究,目前受到了较广泛的重视。在人类未使用有机氯农药之前,海洋中并不存在此种物质,由于世界各国的科学和工农业迅速发展,为消灭疟疾和控制病虫害,因而制造和生产了大量的有机氯农药。据有关资料报道,美国及西欧各国在40年代初开始大量生产和使用,而我国在50年代初才开始大量生产和使用。施用到农田中的有
Organochlorine pesticides are a type of pollutant that not only contaminates the land but also pollutes the sea. For the study of organochlorine pesticides in the marine environment, it has received more and more attention. Until the human organochlorine pesticides were not used, there was no such substance in the oceans, and a large number of organochlorine pesticides were manufactured and produced to eradicate malaria and control pests and diseases due to the rapid development of science and industry and agriculture in all countries of the world. According to relevant information, the United States and Western European countries started mass production and use in the early 1940s, while our country started mass production and use in the early 1950s. Applied to farmland