Table 5 The calculated landscape matrices at the class level in the Borana rangelands of southern Ethiopia
From: Conversion of savanna rangelands to bush dominated landscape in Borana, Southern Ethiopia
Parameters | Year | WL | BL | GR | SGR | BAL | CU | SET |
|---|---|---|---|---|---|---|---|---|
NP (No) | 1987 | 70,459.00 | 72,071.00 | 53,832.00 | 35,656.00 | 24,309.00 | 2127.00 | 6648.00 |
1995 | 53,313.00 | 98,990.00 | 52,766.00 | 64,240.00 | 14,722.00 | 12,963.00 | 10,232.00 | |
2003 | 64,864.00 | 92,256.00 | 37,654.00 | 58,335.00 | 21,626.00 | 12,523.00 | 29,467.00 | |
Change between 1987 and 2003 (%) | −7.9 | 28.0 | −30.1 | 63.6 | −11.0 | 488.8 | 343.2 | |
PD (no./100Â ha) | 1987 | 7.69 | 7.87 | 5.88 | 3.89 | 2.65 | 0.23 | 0.73 |
1995 | 5.82 | 10.81 | 5.76 | 7.01 | 1.61 | 1.42 | 1.12 | |
2003 | 7.08 | 10.07 | 4.11 | 6.36 | 2.36 | 1.36 | 3.20 | |
Change between 1987 and 2003 (%) | −7.9 | 28.0 | −30.1 | 63.5 | −10.9 | 491.3 | 338.4 | |
LPI (%) | 1987 | 5.25 | 8.03 | 18.71 | 4.05 | 0.20 | 0.03 | 0.01 |
1995 | 7.46 | 3.44 | 7.80 | 1.02 | 0.06 | 0.02 | 0.01 | |
2003 | 2.14 | 4.10 | 10.13 | 1.89 | 2.36 | 1.37 | 0.03 | |
Change between 1987 and 2003 (%) | −59.2 | −49.0 | −45.9 | −53.3 | 1080.0 | 4466.7 | 200 | |
ED (m/ha) | 1987 | 52.43 | 42.96 | 51.09 | 20.92 | 7.95 | 0.62 | 1.60 |
1995 | 50.40 | 57.70 | 54.84 | 34.88 | 6.93 | 3.01 | 2.11 | |
2003 | 49.38 | 71.52 | 44.76 | 7.56 | 7.76 | 4.52 | 7.56 | |
Change between 1987 and 2003 (%) | −5.8 | 66.5 | −12.4 | −63.9 | −2.4 | 629.0 | 372.5 | |
LSI (No) | 1987 | 345.21 | 284.36 | 250.99 | 179.37 | 173.30 | 50.23 | 89.55 |
1995 | 300.10 | 388.77 | 286.15 | 300.74 | 151.72 | 130.05 | 111.37 | |
2003 | 305.49 | 430.97 | 229.5 | 222.20 | 170.67 | 134.49 | 203.81 | |
Change between 1987 and 2003 (%) | −11.6 | 51.6 | −8.6 | 23.9 | −1.5 | 167.7 | 127.6 | |
FRAC_MN | 1987 | 1.04 | 1.04 | 1.04 | 1.03 | 1.03 | 1.03 | 1.02 |
1995 | 1.03 | 1.03 | 1.03 | 1.02 | 1.01 | 1.4 | 1.21 | |
2003 | 1.04 | 1.04 | 1.04 | 1.03 | 1.03 | 1.03 | 1.03 | |
Change between 1987 and 2003 (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0.98 | |
ENN_MN (m) | 1987 | 81.5 | 85.16 | 81.20 | 106.73 | 124.90 | 183.16 | 222.53 |
1995 | 82.25 | 78.63 | 78.88 | 87.03 | 113.84 | 128.67 | 149.69 | |
2003 | 83.49 | 67.01 | 83.49 | 100.19 | 116.89 | 136.73 | 114.99 | |
Change between 1987 and 2003 (%) | 2.4 | -21.3 | 2.8 | −6.2 | −6.4 | −25.3 | −48.3 | |
SHAPE_MN | 1987 | 1.21 | 1.19 | 1.20 | 1.16 | 1.15 | 1.12 | 1.10 |
1995 | 1.20 | 1.22 | 1.24 | 1.10 | 1.08 | 1.20 | 1.22 | |
2003 | 1.22 | 1.25 | 1.22 | 1.14 | 1.17 | 1.19 | 1.13 | |
Change between 1987 and 2003 (%) | 0.8 | 5.0 | 1.7 | −1.8 | 1.7 | 6.3 | 2.7 | |
CA (ha) | 1987 | 120,948.48 | 119,711.88 | 217,206.45 | 71,305.83 | 11,013.66 | 1632.12 | 1135.71 |
1995 | 147,892.95 | 115,518.60 | 192,523.95 | 70,531.11 | 10,907.73 | 2801.43 | 1867.86 | |
2003 | 136,945.71 | 144,398.07 | 199,439.91 | 37,903.14 | 10,818.27 | 5928.66 | 7196.31 | |
Change between 1987 and 2003 (%) | 13.2 | 20.6 | −8.2 | −46.8 | −1.8 | 263.3 | 533.4 | |
PLAND (%) | 1987 | 22.29 | 22.06 | 40.03 | 13.14 | 2.03 | 0.3 | 0.21 |
1995 | 27.28 | 21.31 | 35.52 | 13.01 | 2.01 | 0.52 | 0.4 | |
2003 | 25.24 | 26.61 | 36.75 | 6.99 | 1.99 | 1.09 | 1.33 | |
Change between 1987 and 2003 (%) | 13.2 | 20.6 | −8.2 | −46.8 | −2.0 | 263.3 | 533.3 | |