储粮害虫对粮油食品生产全过程中所造成数量上的损失很大,据统计,全世界仅粮食在储藏期间,因虫害造成的损失高达5%,此外,还使其食品品质劣变。本文论述了粮食储藏过程中磷化铝熏蒸难杀死害虫分析其原因,并提出相应对策,为切实减少或避免储粮害虫造成的损失,提高储粮害虫防治水平,确保国家粮食安全有所裨益。 Stored grain pests have caused huge losses in the whole process of grain, oil and food production. According to statistics, only the loss of pests caused by pests is as high as 5% during the whole grain storage in the world. In addition, the quality of food is also deteriorated. This paper discusses the reason why the aluminum phosphate fumigation is hard to kill pests in grain storage and puts forward corresponding countermeasures. It is helpful to reduce or avoid the losses caused by stored pests, increase the pest control of grain storage and ensure national food security .