Foreword. Selected papers of the International Scientific Conference ‘Humus forms and biologically active compounds as indicators of pedodiversity’, 27–28 August 2012, Tartu, Estonia; pp. 3–5

Humus cover and its fabric depending on pedo-ecological conditions and land use: an Estonian approach to classification of humus forms; pp. 6–23

Effectiveness of a shelterbelt in decreasing the level of inorganic elements in agricultural landscape; pp. 24–34

Peat humic acid properties and factors influencing their variability in a temperate bog ecosystem; pp. 35–52

Distribution of organic carbon in humic and granulodensimetric fractions of soil as influenced by tillage and crop rotation; pp. 53–69

Effect of spring oilseed rape crop density on plant root biomass and soil enzymes activity; pp. 70–78