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humus is a source of nutrients which makes soil fertile.
Humus can hold more water
podzolic do not have much fertile humus. this causes a bright brown colour.
It is substratum because it has little or no moisture and little or no humus.
Black soil has the maximum content and is extremely fertile.
bedrock and humus
The Fertile soil contains lots of microorganisms which decompose the complex dead bodies of animals and plants into simpler substance called Humus.
Compost, top dressing, humus, manure, potash, mulch...
NO ,it is not true...fertile soil contain nutrients
bangar soils are calcareous in nature and hav a loe organic content(humus). but it is very productive and fertile soil.
when plants and animals die, their bodies are acted upon by decomposers. They become part of the soil.
Anywhere from "none" to "lots and lots". Calcareous soil is soil high in calcium (lime) content. it has nothing to do with the percentage of humus, which is decayed organic material.