According to trait of abundant foodstuff and Rattus norvegicus was dominant species in food enterprises.Bait must be fresh.Rat control in food enterprises is not as possible as using merchandise bait.

• 结论:根据食品行业的特点，必须选用适合该行业优势鼠种的新鲜饵料，在技术人员的监督下配制毒饵，提高灭鼠效果。