Geo-statistics analysis of these data demonstrated that spatial variability of soil total P, Bray-P, CaCl_2 extractable P were obvious, and the high-P fields appeared at the shores of Zhudu, and Linzhuang harbors.

• 地统计学分析表明:土壤P(全P、Bray P、CaCl2浸提水溶P)呈明显空间变异；土壤高P区出现在朱渎港、林庄港两村庄附近.