1972年停用,半寿命期30年。自然界里还有很多,最终集中到动物体内。
High levels of DDT still present in fish |
Learn more: http://www.naturalnews.com/021527_DDT_water_pollution.html#ixzz2t4jEUX7r
http://www.naturalnews.com/021527_DDT_water_pollution.html
