Себетіңіз босСатып алу
This lesson presents soil formation, the components of soil, and soil protection.
Автор: Horváthné Kunstár Andrea, Kissné Gera Ágnes
soil, humus, soil gas, soil moisture, fragmentation, weathering, soil types, soil pollution, soil protection, erosion, deflation, тәжірибе, биология, география, ecology, environmental protection, physical geography
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