Through biological measures, S. chamaejasm existed the allelopathy on 20 plants and these plants showed differences of resistibility in varying degrees.
The paper is made of three parts as following:The first chapter introduces the main thought to exploratory data analysis method, four subjects in analysis process: resistance, residuals, re-expression and revelation, and briefly discusses the present situation and prospect of exploratory analysis method.
The difficulty of investigation the food and the soil additions results especially from the multitude of additives in its synergism and additiveness and from the adaptation (regeneration and resistency capacity) of the organism in question.