Hydrogeology 101: Porosity, Specific Yield & Specific Retention of a Sandy Gravel
11:52
Hydrogeology 101: Introduction to Porosity of Aquifers
17:10
Hydrogeology 101: Storativity
5:52
Hydrogeology 101: Density & Porosity of a Sandy Gravel
6:27
Porosity and Permeability
4:24
Specific Yield and Specific Retention
14:58
Specific Yield and Storativity
16:06
Les eaux souterraines: notions de porosité et de perméabilité
55:33