For a long time, soil was all but ignored. But for years, the valuable humus layer has been thinning. Farmers in Brandenburg ...

Earthworms and rain further distribute humus through the top layers of soil, transforming it into fertile, nutrient-dense topsoil that every garden needs for healthy plant growth. Humus works by ...

The late Sir Albert Howard and his followers have for many years advocated certain methods of soil management in which humus maintenance by means of composts plays the chief part, and chemical ...

and predictions of soil organic matter production and litter decomposition. More information: Yunyu Zhang et al, Exchangeable ...

Podzols are easily recognisable by their distinct layers or horizons ... producing an acid humus. The acidic conditions are not liked by soil organisms which would normally merge the boundaries ...

Soil organisms, like earthworms ... The original vegetation was deciduous forest, resulting in a layer of decaying leaves giving a rich humus. The deep roots of these trees reached down to ...