Fig 1.
Map of the three agro-ecological zones of study in Nigeria.
Table 1.
Frequency (%) of colour traits of indigenous helmeted Guinea fowl based on agro-ecology and sex.
Table 2.
Frequency (%) of helmet shape, wattle possession, size and shape including skeletal structure of indigenous helmeted Guinea fowl based on agro-ecology and sex.
Fig 2.
A biplot showing the relationship between the qualitative physical traits and agro-ecological zones.
Table 3.
Medians (means in parentheses) of biometric traits and morphological indices of indigenous helmeted Guinea fowls based on agro-ecology.
Table 4.
Medians (means in parentheses) of biometric traits and morphological indices of indigenous helmeted Guinea fowls based on sex.
Table 5.
Medians (means in parentheses) of biometric traits and morphological indices of indigenous helmeted Guinea fowls of sexes within agro-ecologies.
Fig 3.
Canonical discriminant function illustrating the distribution of the Guinea fowls among the agro-ecological zones.
Table 6.
Traits of importance in the discriminant analysis to separate birds in the three agro-ecological zones.
Table 7.
Assignment of birds to the three agro-ecological zones.
Fig 4.
Individual biometric traits, morphological indices and qualitative physical traits loadings on the principal components.
Table 8.
Eigenvalue and the contribution of each qualitative and quantitative trait to the total variation in the principal components.
Fig 5.
Association between the agro-ecologies and the phenotypic traits using CHAID.
Table 9.
The classification matrix of birds in the three agro-ecological zones based on CHAID model.
Fig 6.
The association between the agro-ecologies and the phenotypic traits using Exhaustive CHAID.
Table 10.
The classification matrix of birds in the three agro-ecological zones based on Exhaustive CHAID model.