Table 3.

Major important genes tagged and mapped with molecular markers in rice for biotic stresses in recent years

Biotic stress	Gene	Donor	Chr.	Linked marker	Reference
Bacterial blight	Xa13	IRBB13	8	R2027 (1.3 cM), RG136(2.3 cM)	Li et al. (2012a)
	Xa4	IRBB4	11	R1506, s12886 (0.5 cM)	Deng et al. (2005)
	Xa7	IRBB7	6	G1091 (6.0 cM), AFLP31-10 (3 cM)	Porter et al. (2003)
	Xa21	O. longistaminata	11	RG103 (0 cM)	Gan et al. (2011)
	Xa22(t)	Zhachanglong	11	RG103 (0 cM)	Pei et al. (2011)
	Xa23	O. rufipogon	11	C1003A (0.4 cM)	Chen et al. (2009)
	xa24	DV85, DV8, Aus 295	2	RM14222 (0.07 cM), RM14226 (0.07 cM)	Wu et al. (2008d)
	Xa25(t)	Minghui63	12	G1314 (7.3 cM), R887	Pei et al. (2011)
	Xa29	O. officinalis	1	C904, R596	Tan et al. (2004)
	xa32(t)	Y76	12	RM8216 (6.9 cM)–RM20A (1.7 cM)	Ruan et al. (2008)
	xa34(t)	BG1222	1	RM10929, BGID25	Chen et al. (2011b)
Rice blast	Pi1	LAC23	11	RZ536 (7.9 cM), Npb181 (3.5 cM)	Hua et al. (2012)
	Pi2/Pi9	5173	6	RG64 (0.9 cM), AP22 (1.2 cM)	Zhu et al. (2012)
	Pi9(t)	Oryza minuta	6	Pb9-1	Chen et al. (2009)
	Pid3/Pi25	Gumei2	6	A7 (1.7 cM), RG456 (1.5 cM)	Chen et al. (2011a)
	Pi33	IR64	8	Y2643L (0.9 cM), RM72 (0.7 cM)	Miah et al. (2013)
	Pik-p	K60	11	RM5926-K37	Yuan et al. (2011)
	Pi41	Nov-93	12	STS40-1–STS40-3	Yang et al. (2009b)
	Pid(t)	Digu	2	G1314A (1.2 cM), G45 (10.6 cM)	Pei et al. (2011)
Brown planthopper	Bph6	Swarnalata	11	RM6997–RM5742	Qiu et al. (2010)
	Bph14	O. officinalis	3	G1318–R1925	Zhu et al. (2013)
	Bph19(t)	AS20- 1	3	RM6308–RM3134	Chen et al. (2006)
White-backed planthopper	Wbph6(t)	Guiyigu	11	RM167–RM287	Li et al. (2010a, b)
Gall midge	GM6	Duokang1	4	PSM101, PSM106, PSM115	Xiao et al. (2005)
Stripe disease	stv-bi		11	ST10	Yao et al. (2010)
Insects	Bt	Bacillus thuringiensis			Chen et al. (2009)