Abstract: Evaluation of experimental teaching quality is helpful to improve the quality of talent training, promote the reform and innovation of the experimental curriculum system. Based on the concept of “new agricultural science” talent training, this paper analyzes the new requirements of the connotation of “new agricultural science” for the experimental teaching of agricultural science majors, puts forward the basic principles for the construction of the experimental teaching quality evaluation system, and constructs a “BCPO” model suitable for characteristics of the agricultural universities in Tibet. The experimental teaching quality evaluation system has carried out the exploration of the working methods and processes of the experimental teaching quality evaluation system. The evaluation of experimental teaching quality and feedback of results are of great significance to improve the quality of talent training, better serve “agriculture, rural areas and farmers”, and train innovative new rural talents in Tibet.