33 Terms
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Soil science
That science dealing with soils as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils per se; and these properties in relation to the use and management of soils.
Industry: Earth science
Add a new termContributors in Soil science
Soil science
可交換性陽離子
Earth science; Soil science
正電荷的離子舉行上或附近由消極的表面和可能取而代之其他正電荷的離子土壤溶液中固體顆粒的表面。Centimoles 或 millimoles 的每公斤收費通常表示。
natric 地平線
Earth science; Soil science
礦物土地平線，符合 argillic 的地平線，但這也棱柱形、 柱狀，或呈塊狀結構和 subhorizon 有 > 用可交換 Na + 15%飽和度。
