Table 1. The physical distribution statistics of markers on 26 chromosomes in cotton.

Chromosome	Markers on chromosomes in physical map	Markers on scaffold	Unanchored markers	Marker density
A01	120	7	16	1.20
A02	100	12	18	1.19
A03	134	10	25	1.33
A04	97	11	14	1.54
A05	224	27	34	2.41
A06	119	16	30	1.14
A07	131	11	21	1.66
A08	155	23	35	1.49
A09	143	17	20	1.91
A10	136	8	36	1.35
A11	208	31	32	2.20
A12	201	18	22	2.28
A13	171	18	22	2.14
At subgenome	1939	209	325	1.68
D01	189	6	20	3.05
D02	153	6	21	2.25
D03	118	18	14	2.51
D04	118	12	17	2.27
D05	235	27	44	3.79
D06	194	20	24	2.52
D07	148	17	14	2.64
D08	208	4	13	3.15
D09	173	11	25	3.37
D10	147	18	18	2.26
D11	216	21	28	3.22
D12	164	5	25	3.23
D13	155	10	23	2.52
Dt subgenome	2218	175	286	2.83
Whole genome	4157	384	611	2.25

At: A-subgenome; Dt: D-subgenome; Marker density: the number of markers per Mb