What is the working principle of the pest detector?

Plant pest detector is a complex chemical and physical process, and it has always been the goal of people to move from laboratory to practical application. Yun Fei Science and Technology Plant Pest Detector can quickly analyze and determine the types of various crop diseases. It provides a scientific theoretical basis for how to control pests and use drugs, and brings great convenience to farmers and farmers. There are many symptoms and signs in the diagnosis of crops by pest detectors. If there is no unified arrangement, it is easy to get confused. When carrying out disease control, we must correctly distinguish the types of diseases, especially similar diseases, according to the symptoms and signs displayed by the crop disease detector.