Added variable | Residual deviance | df | Deviance reduction | Pr > χ2 | Variable class | Estimate loge (odds ratio) | SE | Odds ratio |
---|---|---|---|---|---|---|---|---|
Intercept | 1378.9 | − 3.42 | 0.54 | 0.03 | ||||
District | 1022.9 | 4 | 356.02 | < 0.0001 | Jama | 0.45 | 0.50 | 1.56 |
Wadila | 0.69 | 0.19 | 0.50 | |||||
Woreilu | 1.19 | 0.38 | 3.30 | |||||
Dessie Zuria | − 1.64 | 0.50 | 0.19 | |||||
Meket | 0.00 | 0.00 | 1 | |||||
Altitude | 1016.81 | 1 | 6.10 | 0.0135 | ≤ 2700 masl | − 0.30 | 0.16 | 0.74 |
> 2700 masl | 0.00 | 0.00 | 1 | |||||
Variety | 644.66 | 10 | 372.15 | < .0001 | Abesha | 0.85 | 0.50 | 2.33 |
Enat | 0.55 | 0.70 | 1.73 | |||||
Enzosh | 2.58 | 0.50 | 13.14 | |||||
Firno | 2.57 | 0.56 | 13.10 | |||||
Gojam | − 1.27 | 0.83 | 0.28 | |||||
Gundile | 0.40 | 0.45 | 1.50 | |||||
Key | 1.32 | 0.50 | 3.75 | |||||
Laste | 0.98 | 0.41 | 2.67 | |||||
Nech | 1.37 | 0.88 | 3.95 | |||||
Nech jiru | 0.00 | 0.27 | 1.00 | |||||
Tikur jiru | 0.00 | 0.00 | 1 | |||||
Growth stage | 628.48 | 3 | 16.18 | 0.001 | Early flowering | − 0.30 | 0.21 | 0.74 |
Flower | 0.69 | 0.51 | 1.99 | |||||
Late milk | 0.86 | 0.42 | 2.37 | |||||
Milk | 0.00 | 0.00 | 1.00 | |||||
Plant population | 463.07 | 2 | 165.41 | < .0001 | High (> 210 plants m2) | 0.32 | 0.16 | 1.38 |
Low (< 140 plants m2) | − 0.80 | 0.23 | 0.45 | |||||
Medium (141–210) | 0.00 | 0.00 | 1.00 | |||||
Planting date | 447.58 | 4 | 15.49 | 0.0038 | August | 0.13 | 0.21 | 1.14 |
Early July | − 0.29 | 0.21 | 0.75 | |||||
June | 0.81 | 0.23 | 2.24 | |||||
Late July | − 0.64 | 0.26 | 0.53 | |||||
Mid-July | 0.00 | 0.00 | 1.00 | |||||
Previous crop | 266.30 | 3 | 181.28 | < .0001 | Barley | − 3.07 | 0.34 | 0.05 |
Legume | − 1.55 | 0.20 | 0.21 | |||||
Tef | − 0.82 | 0.23 | 0.44 | |||||
Wheat | 0.00 | 0.00 | 1.00 | |||||
Weed population | 234.24 | 2 | 32.06 | < .0001 | High (> 61 weeds m2) | 0.50 | 0.17 | 1.65 |
Low (< 40 weeds m−2) | 0.91 | 0.18 | 2.48 | |||||
Medium (41–60 weeds m−2) | 0.00 | 0.00 | 1.00 | |||||
Soil type | 222.7967 | 2 | 11.45 | 0.0033 | Red | 0.30 | 0.24 | 1.34 |
Gray | 0.52 | 0.17 | 1.69 | |||||
Black | 0.00 | 0.00 | 1.00 |