"Foundation" is one definition.
Agriculturally speaking, it means subsoil.
See the related Online Dictionary link listed below for more information:
dependent cell that can only grow with a substratum
cheats for tactical assassin substratum
Substratum rule is when there are multiple facets of layers for the rule of whatever is being governed or managed.
The substratum is located below the subsoil. It is mainly composed of medium-sized rocks, usually sediments and Aeolian deposits, and light-colored soil.
v xdjkrgk
A substance or layer that underlies something, or on which some process occurs, in particular.The surface or material on or from which an organism lives, grows, or obtains its nourishment.
The substratum in Rhizopus is the surface on which the fungus grows or feeds. It can be organic material such as bread, fruits, or other decaying matter where Rhizopus obtains its nutrients and energy through the process of decomposition.
There are no cheats so stop BUGGING!!!!!!!!!!!!!!!
Fungi
It the underlying reason a company exists; the foundational purpose of the company.
The substratum is the stratum below the stratum being discussed.
substratum