Research Article
Evaluation of Fonio (Digitaria exilis) Varieties for Improved Agronomic Traits in the Guinea and Sudan Savannah Agroecological Zones of Ghana
Table 1
Average soil fertility status of seven administrative regions of Ghana.
| | Region | Soil pH | OM (%) | Total N (%) | Available P (mg/kg soil) | Available Ca (mg/kg soil) |
| | Greater Accra | 5.40–8.20 | 0.10–1.70 | 0.05–0.90 | 0.80–144.00 | 14.00–147.00 | | Western | 3.8.0–7.10 | 1.00–5.70 | 1.0–7.50 | 0.4–11.30 | 28–420.00 | | Ashanti | 4.3–7.80 | 1.50–3.00 | 0.10–0.30 | 0.10–12.00 | 50.00–100.00 | | Brong Ahafo | 3.50–6.70 | 0.30–1.70 | No data | 0.1–64.30 | 16–140.00 | | Northern | 4.50–6.70 | 0.60–2.00 | 0.02–0.05 | 2.50–10.00 | 45.00–90.00 | | Upper West | 6.00–6.80 | 0.50–1.30 | 0.01–0.07 | 2.00–7.40 | 52.00–152.00 | | Upper East | 5.10.0–6.80 | 1.10–2.50 | 0.06–0.14 | 1.80–14.80 | 44–152.00 |
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