BMC Plant Biology

Table 2 Number of mapped SNPs and genetic distances ofp . tremulafemale and male linkage groups (LG)

From:Development of F1 hybrid population and the high-density linkage map for European aspen (Populus tremulaL.) using RADseq technology

p . tremula(female)			p . tremula(male)			Chromosome size (Mb)^a
Group	SNP number	Length (cM)	Group	SNP number	Length (cM)	Chromosome size (Mb)^a
LG1	104	300.24	LG1	133	361.07	50.5
LG2	88	220.13	LG2	73	222.56	25.26
LG3	56	126.87	LG3	48	175.8	21.82
LG4	63	172.75	LG4	46	191.32	24.27
LG5	70	205.57	LG5	74	196.78	25.89
LG6	80	222.72	LG6	87	208.34	27.91
LG7	53	139.98	LG7	39	124.54	15.61
LG8	48	159.65	LG8	52	171.18	19.47
LG9	28	106.01	LG9	57	107.3	12.95
LG10	73	213.06	LG10	65	174.74	22.58
LG11	37	132.98	LG11	46	139.9	18.5
LG12	40	132.84	LG12	34	107.64	15.76
LG13	31	115.16	LG13	47	120.65	16.32
LG14	53	151.63	LG14	64	165.61	18.92
LG15	45	129.96	LG15	45	117.82	15.28
LG16	43	131.81	LG16	33	109.14	14.49
LG17	30	147.87	LG17	37	127.76	16.08
LG18	31	133.65	LG18	43	127.5	16.96
LG19	27	112.11	LG19	32	140.91	15.94
Total	1000	3054.99		1055	3090.56

^a基因组大小refers to the reference genome ofP. trichocarpa[6]

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