农药残留物 [农药] [环境] pesticide residue ; agricultural chemicals residue

结合态农药残留物 [农药] [环境] bond pesticide residue

果蔬农药残留物排行榜 Vegetable pesticide residue rankings

药物残留 medicine residue

药物残留物 drug residues

阿维菌素类药物残留 Avermectin residues