variables | Bauchi (n = 301) | Jigawa (n = 295) | Kano (n = 300) | Katsina (n = 300) | Kebbi (n = 274) | Pooled (n = 1470) | Test of comparisona |
Age (years) | 41.8 (13) | 45.9 (11.4) | 45.4 (12.4) | 45.8 (11.5) | 48 (10.4) | 45.3 (11.9) | 10.52*** |
Sex (male = 1) | 0.89 | 0.84 | 0.98 | 0.92 | 0.97 | 0.92 | 57031*** |
Education (number of years) | 6.3 (6.3) | 1.2 (3.6) | 2.5 (4.8) | 2.6 (5.1) | 2.1 (4.7) | 2.9 (5.3) | 45.05*** |
Married (yes = 1) | 0.88 | 0.98 | 0.97 | 0.98 | 0.99 | 0.96 | 7189*** |
Main activity (agriculture = 1) | 0.73 | 0.96 | 0.79 | 0.84 | 0.94 | 0.85 | 85.43*** |
Participation in farm activities (full-time worker = 1) | 0.42 | 0.96 | 0.81 | 0.79 | 0.95 | 0.78 | 333.64*** |
Household size (number of persons) | 8.9 (6.8) | 9.4 (6.4) | 9.1 (6.1) | 10.3 (6.4) | 9.6 (7.2) | 9.4 (6.6) | 2.01* |
Experience (years) | 16.8. (13.3) | 23.6 (11.8) | 24.6 (13.6) | 20.6 (11.2) | 25.5 (13.6) | 22.2 (13.1) | 23.07*** |
Contact with agricultural advisors (number of visits) | 0.9 (1.8) | 3.8 (3.2) | 6.6 (8.6) | 3.6 (5.4) | 5.9(12.9) | 4.1 (7.7) | 27.11*** |
Involved in technology transfer activity (yes = 1) | 0.15 | 0.60 | 0.31 | 0.20 | 0.44 | 0.34 | 174.52*** |
Participation in agricultural training (yes = 1) | 0.11 | 0.24 | 0.37 | 0.15 | 0.18 | 0.21 | 77.92*** |
Living in TLIII village (yes = 1) | 0.44 | 0.84 | 0.40 | 0.80 | 0.79 | 0.65 | 242.72*** |
Distance to market (km) | 7.1 (7.6) | 16.9 (24.9) | 5.2 (5.1) | 5.3 (5.7) | 11.6 (18.3) | 9.14 (15.3) | 34.91*** |
Groundnut area (ha) | 1.98 (1.68) | 1.83 (1.63) | 1.04 (1.02) | 1.88 (1.45) | 2.99 (2.36) | 1.94 (1.79) | 42.67*** |
Yield (kg/ha) | 587.11 (427.62) | 521.11 (403.47) | 825.77 (567.62) | 683.48 (531.53) | 943.66 (597.06) | 709.44 (532.78) | 30.10*** |
Seed quantity (kg/ha) | 17.44 (10.81) | 19.38 (14.34) | 26.83 (16.40) | 19.58 (13.01) | 19.99 (10.53) | 20.62 (13.56) | 16.88*** |
Crops mixture (yes = 1) | 0.39 | 0.70 | 0.83 | 0.62 | 0.33 | 0.58 | 184.68*** |
Crops rotation (yes = 1) | 0.27 | 0.55 | 0.80 | 0.50 | 0.20 | 0.47 | 232.21*** |