Markup | Genome Research

Table 2.

Segregation of Markers in the F₂ from Five Crosses Used to Construct a RFLP Linkage Map

Marker[i]		No. of individuals[ii]		χ² [iii]
Marker[i]		M	H	χ² [iii]		J
Cross 1
Chromosome 1
LF90	19	29	14	1.06
LF188	18	32	13	0.81
LF235	23	22	14	6.56^*
LF198	19	31	12	1.58
LF178	20	30	13	1.70
LAP	22	30	11	3.98
LF204	31	23	10	18.84^**
TY7	20	29	11	2.77
Scr	18	29	13	0.93
Cross 2
Chromosome 2
LF264	13	25	9	0.87
LF180	18	40	17	0.36
LF203	11	46	17	5.35
LF335	10	46	20	6.00^*
LF92	9	44	23	7.05^*
Chromosome 3
LF377	10	41	25	6.39^*
LF218	11	42	24	5.03
LF108	11	41	24	4.92
LF168	9	43	25	7.70^*
LF106	12	45	18	3.96
MalI	11	48	16	6.55^*
LF111	14	45	18	2.61
LF128	14	45	18	2.61
Cross 3
Chromosome 2
LF115	10	32	20	3.29
LF250	8	38	25	8.49^*
LF335	3	32	35	29.77^**
Ddc	3	36	29	20.12^**
LF334	5	38	24	11.99^**
LF92	3	34	24	15.26^**
Cross 4
Chromosome 2
LF115	19	49	17	2.08
LF250	11	22	15	1.00
LF180	24	42	20	0.42
Ddc	23	47	15	2.46
Cross 5
Chromosome 2
LF250	8	33	12	3.79
LF203	3	30	18	10.41^**
LF335	3	32	19	11.33^**
LF334	3	34	17	10.89^**

[i] Marker loci are arranged in chromosomal order.

[ii] (M) Malaysian strain; (H) heterozygote; (J) Japan strain.

[iii] (*) P < 0.05; (**) P < 0.01 (loci tested for expected 1:2:1 ratio).