Table 1 Bio-geographical and socioeconomic characteristics of the study areas
Semi-arid zone (Bassila) | Arid zone (Boukoumbé) | |
|---|---|---|
Biophysical gradient | Sudano-Guinean (7°30-9°30 N) region | Sudanian region (9°30-12° N) region |
Annual rainfall | 1100 – 1300 mm | 900 – 1100 mm |
Active vegetation period | 200 days | 145 days |
Relative Humidity | ||
Min | 30 – 70% | <30% |
Max | <80% | 45 – 75% |
Temperature | 25 to 29°C | 24 to 31°C |
Forest cover | 50% of the total area of the municipality of Bassila is covered by forest reserves [Monts Kouffè Forest Reserve (201 000 ha), Pénéssoulou Forest Reserve (5 470 ha), Bassila Forest Reserve (3 320 ha) and Wari Maro Forest Reserve (1/3 of 107 500 ha)] | Not available |
Farming systems | Cereal- (maize and sorghum) and Yam-based | Cereal-based (sorghum and pearl millet) |
Socioeconomic gradient | ||
Food insecurity | Moderate food insecurity | Severe food insecurity |
Poverty incidence | Low | High |
Less than 40% of poor household | 72% of poor household | |
20% of population living in extreme poverty | 51% of population living in extreme poverty | |
Number of villages surveyed in each municipality | 04 | 08 |
Sociolinguistic groups surveyed (number of villages) in each municipality | Ditamari (01), M’Bermé (01), Nagot (01), Lokpa (01) | Ditamari (06), M’Bermé (02) |
Number of respondents | 90 | 90 |