Group | CV (%) | Soil physical properties | |
0 - 20 cm | 20 - 50 cm | ||
Summit | |||
Least variable | <15 | BD, CEC | BD, CEC |
Moderately variable | 15 - 35 | Sand, silt, pH | Sand, pH |
Highly variable | >35 | Clay, AWC, SOC, TN, Av. P, K | Silt, Clay, AWC, SOC, TN, Av. P, K |
Upper slope | |||
Least variable | <15 | BD, pH | BD, AWC |
Moderately variable | 15 - 35 | Sand, Clay, AWC, SOC | Sand, Silt, pH |
Highly variable | >35 | Silt, TN, Av. P, K, CEC | Clay, SOC, TN, Av. P, K, CEC |
Middle slope | |||
Least variable | <15 | BD | Sand, Clay, BD, AWC |
Moderately variable | 15 - 35 | Sand, Silt, AWC, pH, | Silt |
Highly variable | >35 | SOC, TN, Av. P, K, CEC | SOC, TN, Av. P, K, CEC |
Lower slope | |||
Least variable | <15 | BD | Sand, Clay, BD, pH, AWC, pH |
Moderately variable | 15 - 35 | Sand, AWC, pH, SOC, Av. P | AWC, Av. P, CEC, SOC, TN |
Highly variable | >35 | Silt, Clay, TN, K, CEC | Silt, SOC, TN, K |
Valley bottom | |||
Least variable | <15 | AWC, BD, pH, CEC | Sand, Silt, BD, |
Moderately variable | 15 - 35 | Sand, Clay, SOC | Clay, CEC |
Highly variable | >35 | Silt, TN, Av. P, K | Av. P, K |