Table 1.
Scoring morphological traits of pomegranate.
Fig 1.
Locations of 152 distribution points of the studied pomegranate genotypes in Iran.
Fig 2.
The geographical distribution map of pomegranate genotypes evaluated in terms of yield (CV).
Fig 3.
Distribution map of 152 pomegranate genotypes based on biochemical properties (CV).
Table 2.
Descriptive statistics of the biochemical traits of 152 pomegranate genotypes.
Fig 4.
Spearman correlation matrix of the traits.
Large circles display strong correlations and small circles represent weak correlations. Only significant correlations are shown (p value<0.05).
Fig 5.
Biplot of the first two principal components (PCs) for the studied pomegranate genotypes (A) and targeted metabolites and morphological traits (B).
Fig 6.
Population structure of 152 pomegranate genotypes based on 18 morphological and biochemical characteristics (A), and determination of the optimal number of groups (k) using Calinski-Harabasz criterion.
Fig 7.
Biplot representation of K-means clustering using the first two principle components for 152 pomegranate genotype (numbers) according morphological and chemical traits.
Fig 8.
Metabolic and morphological traits heatmap of the 152 pomegranate genotypes based on Euclidean distances.
Fig 9.
Fruits of the selected pomegranates genotypes for a core collection.
Table 3.
Shannon-Weaver diversity index for morphological and biochemical traits in the core and entire collection of pomegranate.
Fig 10.
ROC curve of test data to model habitat distribution of pomegranate under the current period.
Fig 11.
Jackknife test for evaluating the relative importance of climate variables on the distribution of pomegranate using training gain.
Values are average on 10 replicate MaxEnt runs.
Fig 12.
Response curves for important environmental variables in the species distribution model for pomegranate.
Red curves shows the mean response of the 10 replicates, and blue shade is the mean +/- one standard deviation.
Fig 13.
Current spatial distribution of pomegranate in Iran.
Fig 14.
Future potential spatial distribution of pomegranate in Iran under the CCM3 climate model.