Analyzer for cereal and oil plants and working method thereof

The invention provides a portable cereal analyzer, comprising a light source, a detector and an analysis unit. The analyzer further comprises the following parts: a detecting probe, which comprises a pointed portion and a matrix portion, is used for being inserting in cereal; at least an emitting fiber, wherein, one end of the emitting fiber is connected with the light resource, and the other endis arranged on the detecting probe; and at least an incident fiber for receiving the reflected light obtained by reflecting the light emitted by the emitting fiber by the cereal and transmitting to the detector, wherein, one end of the incident fiber is connected with the detector, and the other end is arranged on the detecting probe, The analyzer can detect the internal portion of the cereal, and has the advantages of convenient operation, high automation degree and the like.