引言 瑞典的土壤几乎毫无例外地都属于第四纪冰川的起源。所以覆盖在岩盘上的土壤材料通常是由含有大石子和巨砾的冰川漂砾土(冰碛土)所组成。在全国大部分地区(包括最大部分的城市和人口较为稠密的乡村地区)中,这种漂砾土上面是被一层通常固结的软粘土所 Introduction Sweden’s soil almost exclusively belongs to the origin of the Quaternary glaciers without exception. Therefore, the soil material that covers the rock disk is usually composed of glacial drift soil (moraine soil) containing boulders and boulders. In most parts of the country, including the largest part of cities and densely populated rural areas, the top of this boulder is covered by a layer of generally consolidated soft clay