Table 1.
Agro-ecological description, number of chickens, and major feed resources for chickens in northwest Ethiopia.
Fig 1.
Location of linear body measurements (measurement points).
Table 2.
Qualitative morphological traits characteristics of indigenous chicken ecotypes in north western Ethiopia.
Fig 2.
Indigenous chickens with different plumage colour in Aneded (a) and Dembecha (b), naked-neck chicken in Jawi (c), and white chicken with a shank feather in Banja (d).
Fig 3.
Bi-dimensional plot showing the associations among the categories of the different morphological variables.
Plumage colour pattern: PCP1 = plain, PCP2 = patchy, PCP3 = spotted; Plumage colour type: PCT1 = completely white, PCT2 = completely black, PCT3 = completely red, PCT4 = Gebisma, PCT5 = multicolour, PCT6 = teterima, PCT7 = white with red, PCT8 = sora; Shank colour: SC1 = yellow, SC2 = black, SC3 = white, SC4 = others (blue, green…); Earlobe colour: EC1 = White, EC2 = red, EC4 = white and red; Skin colour: SKC1 = white, SKC2 = yellow, SKC3 = others; Comb type: CT1 = rose, CT2 = pea, CT3 = single, CT4 = others; Head shape: HS1 = plain, HS2 = crest, HS3 = others; Earlobe: E1 = present, E2 = absent; Wattle: WT1 = present, WT2 = absent; Shank feather: SF1 = present, SF2 = absent; Feather morphology: FM1 = normal, FM2 = frizzle, FM3 = silky; Feather distribution: FD1 = normal, FD2 = naked neck.
Table 3.
Least squares mean (± SE) body weight (kg) and other linear body measurements (cm) by agro-ecology, sex and location of indigenous chicken ecotypes in north-western Ethiopia.
Table 4.
Traits used in discriminating the chicken population from different sites in stepwise discriminant analysis.
Table 5.
Number of observations and percent (bracket) correct classified for female and male sample population using discriminant analysis.
Table 6.
Number of observations and percent-classified (in brackets) into the site using a non-parametric discriminant for both male and female sample chicken populations.
Table 7.
The squared Mahalanobis distance between sites for the female (below the diagonal) and male (above the diagonal) sample chickens.
Table 8.
Summary of canonical correlations in female and male chickens.
Table 9.
Class means on canonical variables of female and male chickens.
Fig 4.
Hierarchical clustering on the factor map (3D map) for female chickens by using quantitative traits having a high discriminating power in classification of chickens.
Fig 5.
Hierarchical clustering on the factor map (3D map) for male chickens by using quantitative traits having a high discriminating power in classification of chickens.
Fig 6.
Dendrogram constructed based on quantitative traits having a high discriminating power in classification of chickens for two sexes.