How should wheat flour mill factory prevent flour pests from outside?
The first is the recognition of flour insects: the flour pests are mainly cereal beetles. Their development stages are divided into four stages: egg, larva, pupa and adult. The length of each stage is closely related to temperature, humidity and living environment. The optimum temperature for development is 27 ~30 C and the relative humidity is 70%. Under the general temperature of 29 C and relative humidity of 75%, the whole wheat flour was used as the living environment, and the life cycle of the beetle was about 40 days. Each female can lay more than 300 eggs in a lifetime. The rapid growth and reproduction of each female make it difficult to prevent and control insect pests in flour milling machine. wheat flour How to control pests, mainly from the following five aspects control is more effective. 1. Shortening storage period Make a more practical sales plan, centralize flour production, timely distribution. The shorter the storage period of flour, the less likely it is to bre...