pesticidesn.杀虫剂
pesticiden.杀虫剂;农药
pesticide residue number杀虫剂的残留量
Pesticide applied to grain谷物喷过农药
pesticide residues of soil土壤农药残留物
pesticide residue standard农药残留标准
pesticide residue analysis农药残留量分析
pesticide synergistic agent农药增效剂
pesticide residual analysis农药残余物分析