English Meaning: The name Donne is an English baby name. In English the meaning of the name Donne is: Form of Donn. In mythology the Irish Donn was known as king of the underworld. The name Donne is a Welsh baby name. In Welsh the meaning of the name Donne is: Used in honor of 17th century poet John Donne.
In soil, macropores are defined as cavities that are larger than 75 Î¼m. Functionally, pores of this size host preferential soil solution flow and rapid transport of solutes and colloids.
Used in geology, hydrogeology, soil science, and building science, the porosity of a porous medium (such as rock or sediment) describes the fraction of void space in the material, where the void may contain, for example, air or water. It is defined by the ratio :