Between Erhai andCangshan's dam, is a long shape silting alluviation plain.
洱海和苍山之间的坝子，是一个狭长形的冲积平原。
2
The swelling soil in Hefei zone was formed at the Q3 epipleistocene of the 4th subage or before. It belongs to the type of Huaihe alluviation and diluvion.
合肥地区膨胀土形成于第四纪上更新世Q_3及其以前，属江淮冲积、洪积成因类型。
3
Appropriate basically distributings first-classly n cultivated land in altitude Campagna mixes 300 meters of the following river valley alluviation near the village.