Abstract: The authors introduce the agrogeological environmental survey and status quo of the certification of. agricultural products in China, and on that basis they demonstrate that the results of agrogeological environmental survey can be used in the certification of pollution-free agricultural products, green food and organic food, especially in the certification of origin of organic food. Take for example the certification of origin protection of Xiaoshan green plum, the paper expounds that the construction of a place-of-origin geological model of farm scientific basis for the definition of the region of origin and and adjusting the agricultural structure. crops based on agrogeological environmental survey may provide a also basic data for enlarging the planting area of high quality crops and adjusting the agricultural structure.