Table 12 Vertical soil seed bank composition, abundance, density, and IVI
Soil layer | Species | Ab | SBD/m2 | F | AF | R 1 | AD | R 2 | Aab | R 3 | I VI |
|---|---|---|---|---|---|---|---|---|---|---|---|
Litter | Amaranthus thunbergii | 39 | 1733 | 10 | 0.04 | 2.34 | 6.77 | 2.37 | 3.90 | 3.07 | 7.79 |
Litter | Bidens pilosa | 33 | 1467 | 19 | 0.07 | 4.45 | 5.73 | 2.01 | 1.74 | 1.37 | 7.83 |
Litter | Brachiaria leersioides | 300 | 13333 | 64 | 0.25 | 14.99 | 52.08 | 18.26 | 4.69 | 3.69 | 36.94 |
Litter | Cenchrus ciliaris | 43 | 1911 | 6 | 0.02 | 1.41 | 7.47 | 2.62 | 7.17 | 5.64 | 9.67 |
Litter | Coccinia grandis | 3 | 133 | 2 | 0.01 | 0.47 | 0.52 | 0.18 | 1.50 | 1.18 | 1.83 |
Litter | Crotalaria pycnostachya | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
Litter | Eragrostis aethiopica | 128 | 5689 | 12 | 0.05 | 2.81 | 22.22 | 7.79 | 10.67 | 8.40 | 19.00 |
Litter | Fuirena leptostachya | 3 | 133 | 3 | 0.01 | 0.70 | 0.52 | 0.18 | 1.00 | 0.79 | 1.67 |
Litter | Ipomoea indica | 4 | 178 | 3 | 0.01 | 0.70 | 0.69 | 0.24 | 1.33 | 1.05 | 2.00 |
Litter | Leucas martinicensis | 4 | 178 | 2 | 0.01 | 0.47 | 0.69 | 0.24 | 2.00 | 1.57 | 2.29 |
Litter | Ocimum spicatum | 35 | 1556 | 17 | 0.07 | 3.98 | 6.08 | 2.13 | 2.06 | 1.62 | 7.73 |
Litter | Parthenium hysterophorus | 139 | 6178 | 23 | 0.09 | 5.39 | 24.13 | 8.46 | 6.04 | 4.76 | 18.61 |
Litter | Physalis lagascae | 20 | 889 | 9 | 0.04 | 2.11 | 3.47 | 1.22 | 2.22 | 1.75 | 5.07 |
Litter | Alysicarpus rugosus | 2 | 89 | 2 | 0.01 | 0.47 | 0.35 | 0.12 | 1.00 | 0.79 | 1.38 |
Litter | Prosopis juliflora | 5 | 222 | 3 | 0.01 | 0.70 | 0.87 | 0.30 | 1.67 | 1.31 | 2.32 |
Litter | Solanum incanum | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
Litter | Trifolium simense | 1 | 44 | 2 | 0.01 | 0.47 | 0.17 | 0.06 | 0.50 | 0.39 | 0.92 |
Litter | Ziziphus spina-christi | 2 | 89 | 1 | 0.00 | 0.23 | 0.35 | 0.12 | 2.00 | 1.57 | 1.93 |
0–3 cm | Amaranthus thunbergii | 19 | 844 | 11 | 0.04 | 2.58 | 3.30 | 1.16 | 1.73 | 1.36 | 5.09 |
0–3 cm | Bidens pilosa | 35 | 1556 | 12 | 0.05 | 2.81 | 6.08 | 2.13 | 2.92 | 2.30 | 7.24 |
0–3 cm | Brachiaria leersioides | 319 | 14178 | 53 | 0.21 | 12.41 | 55.38 | 19.42 | 6.02 | 4.74 | 36.57 |
0–3 cm | Cenchrus ciliaris | 12 | 533 | 3 | 0.01 | 0.70 | 2.08 | 0.73 | 4.00 | 3.15 | 4.58 |
0–3 cm | Coccinia grandis | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
0–3 cm | Crotalaria pycnostachya | 5 | 222 | 4 | 0.02 | 0.94 | 0.87 | 0.30 | 1.25 | 0.98 | 2.23 |
0–3 cm | Eragrostis aethiopica | 60 | 2667 | 13 | 0.05 | 3.04 | 10.42 | 3.65 | 4.62 | 3.63 | 10.33 |
0–3 cm | Fuirena leptostachya | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
0–3 cm | Heliotropium zeylanicum | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
0–3 cm | Ocimum spicatum | 19 | 844 | 9 | 0.04 | 2.11 | 3.30 | 1.16 | 2.11 | 1.66 | 4.93 |
0–3 cm | Parthenium hysterophorus | 102 | 4533 | 15 | 0.06 | 3.51 | 17.71 | 6.21 | 6.80 | 5.35 | 15.08 |
0–3 cm | Physalis lagascae | 2 | 89 | 2 | 0.01 | 0.47 | 0.35 | 0.12 | 1.00 | 0.79 | 1.38 |
0–3 cm | Alysicarpus rugosus | 1 | 44 | 1 | 0.01 | 0.47 | 0.17 | 0.06 | 0.50 | 0.39 | 0.92 |
0–3 cm | Trifolium simense | 4 | 178 | 3 | 0.01 | 0.70 | 0.69 | 0.24 | 1.33 | 1.05 | 2.00 |
3–6 cm | Amaranthus thunbergii | 23 | 1022 | 7 | 0.03 | 1.64 | 3.99 | 1.40 | 3.29 | 2.59 | 5.63 |
3–6 cm | Bidens pilosa | 6 | 267 | 5 | 0.02 | 1.17 | 1.04 | 0.37 | 1.20 | 0.94 | 2.48 |
3–6 cm | Brachiaria leersioides | 74 | 3289 | 25 | 0.10 | 5.85 | 12.85 | 4.50 | 2.96 | 2.33 | 12.69 |
3–6 cm | Cenchrus ciliaris | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
3–6 cm | Crotalaria pycnostachya | 2 | 89 | 2 | 0.01 | 0.47 | 0.35 | 0.12 | 1.00 | 0.79 | 1.38 |
3–6 cm | Eragrostis aethiopica | 6 | 267 | 5 | 0.02 | 1.17 | 1.04 | 0.37 | 1.20 | 0.94 | 2.48 |
3–6 cm | Euphorbia prostrata | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
3–6 cm | Ipomoea indica | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |
3–6 cm | Ocimum urticifolium | 6 | 267 | 6 | 0.02 | 1.41 | 1.04 | 0.37 | 1.00 | 0.79 | 2.56 |
3–6 cm | Parthenium hysterophorus | 58 | 2578 | 11 | 0.04 | 2.58 | 10.07 | 3.53 | 5.27 | 4.15 | 10.26 |
3–6 cm | Physalis lagascae | 2 | 89 | 1 | 0.00 | 0.23 | 0.35 | 0.12 | 2.00 | 1.57 | 1.93 |
3–6 cm | Trifolium simense | 3 | 133 | 2 | 0.01 | 0.47 | 0.52 | 0.18 | 1.50 | 1.18 | 1.83 |
6–9 cm | Amaranthus thunbergii | 11 | 489 | 4 | 0.02 | 0.94 | 1.91 | 0.67 | 2.75 | 2.17 | 3.77 |
6–9 cm | Bidens pilosa | 4 | 178 | 4 | 0.02 | 0.94 | 0.69 | 0.24 | 1.00 | 0.79 | 1.97 |
6–9 cm | Brachiaria leersioides | 55 | 2444 | 25 | 0.10 | 5.85 | 9.55 | 3.35 | 2.20 | 1.73 | 10.93 |
6–9 cm | Cenchrus ciliaris | 2 | 89 | 1 | 0.00 | 0.23 | 0.35 | 0.12 | 2.00 | 1.57 | 1.93 |
6–9 cm | Crotalaria pycnostachya | 2 | 89 | 2 | 0.01 | 0.47 | 0.35 | 0.12 | 1.00 | 0.79 | 1.38 |
6–9 cm | Eragrostis aethiopica | 12 | 533 | 4 | 0.02 | 0.94 | 2.08 | 0.73 | 3.00 | 2.36 | 4.03 |
6–9 cm | Ocimum spicatum | 6 | 267 | 3 | 0.01 | 0.70 | 1.04 | 0.37 | 2.00 | 1.57 | 2.64 |
6–9 cm | Parthenium hysterophorus | 23 | 1022 | 8 | 0.03 | 1.87 | 3.99 | 1.40 | 2.88 | 2.26 | 5.54 |
6–9 cm | Physalis lagascae | 3 | 133 | 2 | 0.01 | 0.47 | 0.52 | 0.18 | 1.50 | 1.18 | 1.83 |
6–9 cm | Trifolium simense | 1 | 44 | 1 | 0.00 | 0.23 | 0.17 | 0.06 | 1.00 | 0.79 | 1.08 |