Table 2.

SNP diversity summary assessed in the populations of wheat cultivars and landraces

Populations	Ploidy	Accessions	Mean heterozygosity	Number of polymorphic bi-allelic SNPs
Asia	6n	29	0.20	16 968
Australia	6n	182	0.24	12 524
Canada	6n	46	0.17	15 427
Europe	6n	71	0.18	21 110
USA	6n	95	0.15	17 013
Landraces	6n	127	0.20	17 984
Durum wheat	4n	55	0.07	20 197

SNP, single nucleotide polymorphism.