Skip to main content

Table 5 Structural aggregate stability and water holding capacity of Nitisol sample profiles

From: Characteristics of Nitisol profiles as affected by land use type and slope class in some Ethiopian highlands

Horizon Depth (cm) Water stable aggregates (%) Water holding capacity (%)
FC (1/3 bar) PWP (15 bar) AWC (mm m−1)
Profile 1: Intensive cereal upper slope (ET_ASAAP002)
 Ap 0–20 63 34 22 120
 AB 20–40 70 35 23 120
 Bt1 40–80 79 38 26 120
 Bt2 80–200 76 40 28 120
Profile 2: Intensive cereal lower slope (ET_AJJIP001)
 Ap 0–20 85 38 26 120
 AB 20–42 88 42 29 130
 Bt1 42–90 89 43 30 130
 Bt2 90–200 91 46 31 150
Profile 3: Agroforestry upper slope (ET_JIMLS-SP2)
 Ah 0–12 78 39 25 140
 BA 12–30 75 37 23 140
 Bt1 30–90 74 38 24 140
 Bt2 90–145 69 36 22 140
 Bt3 145–200 70 38 23 150
Profile 4: Agroforestry lower slope (ET_JIM-G-SLP2
 Ap 0–10 91 40 23 170
 AB 10–30 88 47 32 150
 Bt1 30–60 93 47 31 160
 Bt2 60–105 93 48 31 170
 Bt3 105–180 94 49 26 230