江苏南部常熟虞山下蜀土成因探讨

通过虞山山脊上之下蜀土剖面特征、结构构造、物质组成以及新构造运动的表现等研究,结合与区域下蜀土的对比来讨论苏南丘陵山区及孤山上的下蜀土的成因,认为在下蜀土的形成过程中,风是第一搬运营力,是主要的;水是第二搬运营力,是次要的。其成因应为风源水成。

Genetic discussions on Xiashu soil of Yushan in Changshu, South Jiangsu

Based on the study of profile properties,structures and textures,mass composition of Xiashu soil under the mountain ridge of Yushan,and the behavior of neotectonic movement,and in combination with the contrast of regional Xiashu soil,the authors discussed the origin of Xiashu soil around the hilly lands and the isolated hill in south Jiangsu,and it is concluded that,during the formation of Xiashu soil,wind is the first and primary transportation agent and water is the second and subordinate transportation agent.