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研究结果表明,江都市耕地地力水平总体有所提高,与1982年第二次土壤普查相比,江都市耕地土壤有机质含量呈上升趋势,总体处于中上水平;土壤全氮含量略有提高,但增幅不大,处于中等水平;土壤有效磷含量显著提高;土壤速效钾含量有所提高;微量元素水平总体处于偏低到缺乏。
The results show that the overall level of cultivated land fertility in Jiangdu City has been increased. Compared with the second soil survey in 1982, the soil organic matter content of cultivated land in Jiangdu City is on an upward trend, with an overall increase in the upper and middle levels; the total nitrogen content in the soil slightly increases, The content of available phosphorus in soil increased significantly, the content of available potassium in soil increased, and the level of trace elements in the whole ranged from low to low.