题目内容

The podzoliation process refers to the leaching of sesquioxides and deposition of silicon dioxide in the subsurface soil layer.

查看答案

搜索结果不匹配？点我反馈

更多问题

Gleyization occurs when the soil perched-water zone is constantly moving upward and downward, alternation of drying and wetting is more obvious. The alternation of oxidative and reductive reactions in soil is induced repeatedly. The result is formation of mottling, spot, iron/manganese concretion, or red coating.

The argillization process refers to the formation and accumulation of clay minerals in soil.

Human activities have beneficial effects on soil; it always contributes to the development of soil fertility.

Mountains are characterized by high elevation and steep slopes. The mountains are eroded strongly by water. The hydrothermal conditions and vegetation change obviously. Therefore, the mountainous soils have the characteristic of vertical distribution.