Figure 1.
Geographic locations of cultivated and wild Cicer species collection sites (C: Cultivated; W: Wild) i. Fertile Crescent; ii. Ethiopia; iii. Central Asia.
Figure 2.
Polymorphism information content (PIC) value of markers used in study.
a. PIC value of SNP markers used for diversity analysis. b. PIC value of DArT markers used for diversity analysis.
Figure 3.
UPGMA tree of pairwise relatedness of cultivated (grey branches) and wild (black branches) chickpea.
Genepools and seed types are represented by the following colors: primary, green; secondary, blue; tertiary, red; pea-shaped, orange; kabuli, grey; and desi, black.
Table 1.
Assessment of genetic diversity across groups of wild and cultivated chickpea using DArT markers.
Figure 4.
Population structure analysis using STRUCTURE of Cicer accessions.
a. Structure showing distinct group of wild and cultivated species; wild further classified in primary (Pri), secondary (Sec) and tertiary (Ter) gene pool species. b. Principal coordinates analysis among wild and cultivated species. c. Analysis of molecular variance between and among wild and cultivated species genotypes.
Table 2.
Assessment of genetic diversity across wild germplasm using DArT markers.
Table 3.
Assessment of genetic diversity across chickpea germplasm based on seed type.
Figure 5.
Principal coordinates analysis of wild and cultivated species of chickpea based on their geographical distribution (Eth_Culti: Cultivated chickpea from Ethiopia; CA_Yam: Cicer yamashatae from Central Asia; CA_culti: Cultivated chickpea from Central Asia; FC_Bij:, C. bijugum; from Fertile Crescent; FC_Jud: C. judaicum from Fertile Crescent; FC_Pin: C. pinnatifidum from Fertile Crescent; FC_Ret: C. reticulatum from Fertile Crescent and FC_Culti: Cultivated chickpea from Fertile Crescent).
Table 4.
Genetic variation across the three primary regions of diversity: Fertile Crescent, Central Asia, and the Ethiopian highlands using DArT markers.