我国农户储粮多为露天储存,储粮装具简陋、保管技术水平低、不具备密封条件,无法采用熏蒸防治害虫,因此,长期存在鼠、虫、霉害多、防护措施少、粮食浪费巨大的问题。粮食保护剂的应用可以有效减少粮食虫、霉害损失与浪费。文章阐述了推广使用粮食保护剂的意义,以及常用粮食保护剂的使用方法及效果。 In China, most of the stored grain is mostly stored in the open air, the storage of grain is poor, the technical level of storage is low, the sealing condition is not available and fumigation is not enough to prevent and control pests. Therefore, long-term existence of rats, insects and mildew is more, problem. The application of food protectants can effectively reduce food insects, mold damage and waste. The article describes the significance of promoting the use of food preservatives, as well as the use of commonly used food preservatives and effects.