Part B: Properties and Interps Flashcards
High hydraulic conductivity?
Sand or loamy sand texture. >60% rock fragments with insufficient fines.
Rapid infiltration rate?
Sand or loamy sand; sandy loam with 1.2% organic carbon
Low hydraulic conductivity?
Fragipans; sandy clay, silty clay, or clay with massive, weak, or platy structure and chroma 2 depletions; Cr or R with depletions directly above.
Textures with 0.05 available water?
Sands, loamy sands
Textures with 0.15 available water?
Clay, silty clay, sandy clay, clay loam, loam, sandy clay loam, sandy loam.
Textures with 0.2 available water?
Silt loam, silt, silty clay loam
Very Low available water holding capacity?
Up to 7.5
Low available water holding capacity?
7.5 to 15
Moderate available water holding capacity?
15 to 22.5
High available water holding capacity?
> 22.5
Slow infiltration rate?
Clay, silty clay, or sandy clay with weak or massive structure grade