近年来，部分肥城桃园落果、裂果及生理性软腐病日趋严重，低产质劣，严重影响了肥城桃的经济效益和社会效益。出现这种现象的根本原因是营养元素不足和比例失调，针对这一问题，我们对桃园土壤矿质元素的含量及有效性进行了调查，并从１９９７年与山东省地矿局联合开始了肥城 In recent years, some peach garden feicheng drop fruit, crack fruit and physiological soft rot become increasingly serious, low quality and poor, seriously affecting the economic benefits and social benefits of peach. The root cause of this phenomenon is the lack of nutrients and the proportion of imbalance, in response to this issue, we conducted a survey of the content and availability of mineral elements in the soil in Taoyuan, and started the partnership with Shandong Bureau of Geology and Mineral Resources in 1997