Зарафшон воҳаси тупроқларининг гумус ҳолатига табиий омилларнинг таъсири

The article presents the humus state of the soils of the Zeravshan Valley, their degree of formation depending on their natural conditions of soil formation. At the same time, the role of each natural factor in the processes of humus formation and dehumification is estimated. The mechanisms of the formation and accumulation of humus in the soil, as well as the decomposition of humus substances based on the presence of each natural soil formation factor are discussed.