Review Article
Soil Health Management under Hill Agroecosystem of North East India
Table 3
Effect of agroforestry systems on soil properties.
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Soil properties | Agroforestry systems | Agrisilviculture | Agrihorti culture (khasi mandarin + crops) | Agrihorti culture (Assam lemon + crops) | Silvihorti pastoral (Alder + pine apple + fodder grass) | Multistoried AFS (Alder + tea + black pepper + crops) | Natural forest |
| pH | 4.65 | 4.62 | 4.80 | 4.25 | 4.61 | 4.62 | Organic C (%) | 1.62 | 1.55 | 2.02 | 2.19 | 1.91 | 1.92 | Exchangeable Ca [cmol (p+) kg−1] | 0.40 | 0.86 | 0.74 | 0.31 | 0.65 | 0.26 | Exchangeable Mg [cmol (p+) kg−1] | 0.75 | 0.51 | 0.33 | 0.48 | 0.71 | 0.16 | Exchangeable K [cmol (p+) kg−1] | 0.232 | 0.244 | 0.249 | 0.238 | 0.201 | 0.169 | Exchangeable Na [cmol (p+) kg−1] | 0.201 | 0.220 | 0.194 | 0.195 | 0.197 | 0.196 | Exchangeable Al [cmol (p+) kg−1] | 2.65 | 2.70 | 2.20 | 3.15 | 2.05 | 2.20 | Available N (ppm) | 190.1 | 180.8 | 203.6 | 199.4 | 216.9 | 167.2 | Available P (ppm) | 2.75 | 4.10 | 5.36 | 0.94 | 3.36 | 0.63 | Available Fe (ppm) | 8.9 | 10.4 | 12.8 | 10.9 | 13.9 | 7.3 | Available Mn (ppm) | 0.58 | 0.92 | 0.79 | 0.83 | 1.04 | 0.04 | Available Zn (ppm) | 0.08 | 0.05 | 0.07 | 0.006 | 0.08 | 0.025 | Available Cu (ppm) | 0.21 | 0.23 | 0.37 | 0.30 | 0.27 | 0.10 |
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Source: [18].
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