Table 1 Distribution of marker loci (n), shared markers (n), unique mapping loci (n) and LGs lengths (cM) within different LGs of the three population-specific B. napus maps, BnaSNDH_05_2010a (Map A), BnaSGDH_03_2010a (Map B) and BnaDYDH_05_2010a (Map C) and the two integrated maps, BnaWAIT_01_2010a (Map D) generated by JoinMap and BnaWAIT_01_2010b (Map E) generated by MergeMap.

	Number of markers (n)				Number of shared markers (n)			Number of unique loci (n)					LGs length (cM)
LG	Map A	Map B	Map C	Map D & E	Map A/B	Map A/C	Map B/C	Map A	Map B	Map C	Map D	Map E	Map A	Map B	Map C	Map D	Map E
A01	145	107	60	271	26	9	8	54	52	33	134	98	265.31	227.47	159.66	100.96	440.76
A02	131	70	34	199	30	6	2	45	25	22	92	72	154.07	129.59	121.95	86.69	194.45
A03	199	166	72	385	39	9	7	62	63	44	174	141	222.34	247.10	217.88	126.10	417.02
A04	83	83	33	176	18	1	4	26	28	20	77	64	108.13	157.47	111.51	80.32	216.89
A05	113	76	41	205	19	4	3	31	40	25	87	74	123.98	206.19	123.15	100.15	213.32
A06	145	114	43	261	33	4	4	33	52	30	111	93	158.92	149.34	158.26	108.46	201.08
A07	95	100	33	211	11	3	4	42	43	24	102	91	220.08	140.65	92.85	88.08	269.32
A08	106	78	41	199	17	5	4	28	20	26	80	64	130.32	87.97	102.84	73.77	147.75
A09	148	154	70	327	29	8	8	52	68	36	153	131	236.60	256.02	154.03	103.21	454.28
A10	134	74	40	215	23	7	5	22	37	26	89	73	127.17	111.02	147.12	78.69	219.01
C01	117	141	50	280	19	4	8	32	70	23	126	104	220.52	263.74	126.82	94.59	308.63
C02	121	88	44	232	14	5	3	27	37	29	90	83	113.53	106.79	116.85	67.09	255.17
C03	255	253	64	497	57	6	13	68	75	45	200	169	266.69	317.20	240.38	132.94	516.25
C04	173	189	61	379	36	2	7	33	51	40	137	107	163.42	197.08	161.66	111.41	307.20
C05	142	141	42	284	30	5	7	41	39	21	110	79	160.35	203.83	164.19	88.80	237.87
C06	34	83	30	133	10	2	2	16	32	17	67	65	105.63	90.39	89.98	62.07	204.02
C07	150	153	42	303	30	3	12	38	45	28	117	86	180.04	225.58	139.25	90.83	278.70
C08	145	141	39	290	28	2	5	46	54	20	117	90	141.09	303.54	141.27	92.96	346.12
C09	165	169	28	315	41	2	4	49	63	19	133	112	193.31	258.75	97.31	104.75	319.60
total	2601	2380	867	5162	510	87	110	745	894	528	2196	1796	3291.51	3679.72	2666.96	1791.87	5547.44

ISSN: 1471-2164