季风边缘区湖泊表层沉积物粒度组分分布特征与影响因素

郭晓阳, 王维, 王国良, 刘立娜, 马玉贞, 何江

Within-lake distributions of grain-size components and environmental implications based on the survey of lake surface sediment of Chinese monsoon marginal area

Xiaoyang GUO, Wei WANG, Guoliang WANG, Lina LIU, Yuzhen MA, Jiang HE

表2 粒度组分划分与分布特征

Tab. 2 The characteristics of grain-size components division and distribution

组分 C1 C2 C3 C4 C5 C6 众数粒径 (μm) 0.4~1.9 2.0~12.0 17.0~58.0 70.0~150.0 170.0~500.0 >600.0 湖心带 (n=43) + + + + + – 过渡带 (n=76) + + + + + – 湖滨带 (n=20) – + + + + +