Introduces the study of soils, emphasizing their non-renewable nature and limited availability worldwide.
Explores the composition and decomposition of organic matter in soils, highlighting the crucial role of microorganisms and the formation of humus.
Explores the degradation of organic matter, the role of microorganisms, and the formation of humic substances in soils.
Examines soil as a fragile and limited asset, emphasizing global degradation processes and the importance of sustainable land use.
Explores soil fertility in the Swiss context, covering indicators, measurements, nutrient assimilation, and crop yield limitations.
