Development of breeding lines with three pyramided resistance genes that confer broad-spectrum bacterial blight resistance and their molecular analysis in rice

Rice

Table 3 Simple sequence repeat markers with polymorphism between the recurrent parent and the donor parent and substituted chromosome segments from donor parent in advanced backcross breeding lines of rice

Chr. no.^v	No. of markers	Chr. length (cM)^w	Interval (cM)^x	PM (%) of RP/DP^y	Chromosome segments of DP (%)^z
					ABL4225	ABL4228	ABL4242
1	32	181.5	5.7	84.4	2.0	2.8	10.5
2	27	151.6	5.6	85.2	1.2	1.2	1.2
3	25	157.9	6.3	88.0	0.0	5.4	5.4
4	21	126.5	6.0	76.2	3.2	3.2	3.2
5	21	118.0	5.6	76.2	25.2	16.1	25.2
6	21	122.7	5.8	85.7	25.5	22.0	6.8
7	19	94.1	5.0	94.7	0.0	0.0	6.8
8	17	103.2	6.1	76.5	0.0	0.0	4.7
9	14	91.3	6.5	85.7	0.0	1.3	1.3
10	15	83.8	5.6	86.7	7.0	7.0	0.0
11	20	112.9	5.6	75.0	11.3	6.8	29.8
12	16	103.1	6.4	81.3	8.2	0.0	0.0
Average (total)	(248)	(1446.6)	5.9	83.0	7.0	5.5	7.9

^v Chromosome number.
^w Chromosome length in centiMorgan (cM).
^x Average marker interval.
^y Polymorphism between Mangeumbyeo (RP; recurrent parent) and IRBB57 (DP; donor parent).
^z ABL4225, ABL4228 and ABL4242: advanced backcross breeding lines in Mangeumbyeo genetic background.