Abstract: Intercropping is an important subject in the world development ofsustainable agriculture. How to analysis the data obtained from intercroppingexperiments and evaluate the intercropping effects scientificly is an important problemin intercropping researches. Some documents and statistical analysis methods relating tothis field and some new achievements incluing the author's own study and four mainstatistical analysis methods(index analysis, multi- factor analysis, multi-factor fuzzyoptimization, simulation) were introduced in detall. Discussion on the problems andlimitation of the four methods were given in the paper to help the people who willmake the further study in this field.