23 用語
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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.
Contributors in 土壌学
Soil science
histic epipedon
地球科学; 土壌学
薄有機性土地平線を今年のいくつかの期間で水で飽和は人工的に流出しない限り、そして、それはまたは鉱質土壌の表面の近くで。、Histic epipedon の地平線に材料の種類に応じて最大厚さと有機炭素の下限は mollic epipedon ...