Abstract: Online teaching has been developing rapidly in recent years,and the outbreak of the COVID-19epidemic,additionally,has accelerated the popularity of online teaching.In order to clarify whether blended teaching mode effectively integrate the advantages of online teaching and traditional teaching,and whether such advantages can be visually quantified,taking the blended teaching practice of Agricultural Meteorology course in Fujian Agriculture and Forestry University as an example,the present paper systematically elaborates on five aspects of blended teaching mode,namely,integration measures for students′majors,blended teaching,and,assessment methods,evaluation of blended teaching effect,possible reasons and revelations for the superiority of blended teaching effect over traditional teaching,and problems that still need further solution.Statistical analysis,based on large samples and multi disciplines,showed that the blended teaching mode significantly improved students′performance as compared with the traditional single classroom teaching mode.