CNN Report: Pesticide exposure linked to childhood cancer, lower
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                    哪吃转基因产品不是更好,不需用农药。在美国,谁能逃过转基因食品,绝大部分人,还不是吃非有机食品。何况美国农药
                     -青山竹- 
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                        04/24/2016 postreply
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                    Pesticide Versus Organically Grown Food - University of Arizona
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                        04/24/2016 postreply
                                                19:39:37