Identification and mapping of stable QTL with main and epistasis effect on rice grain yield under upland drought stress

Table 1 Descriptive trait statistics for parents (Kali Aus, IR64, and MTU1010) and mapping populations subjected to stress and non-stress conditions

Population	Trait		2012 DS RS	2013 DS RS	2012 DS NS	2013 DS NS
KaliAus/2*MTU1010	GY	Kali Aus	874	727	2658	2178
		MTU1010	465	419	3119	2809
		Population mean	664	638	2156	1947
		Highest line	1654	2650	3385	3973
		Lowest line	118	159	166	442
		LSD_0.05	472	381	1193	1402
	PH	Kali Aus	74	55	91	88
		MTU1010	80	62	89	85
		Population mean	85	61	93	90
		Highest line	111	82	128	113
		Lowest line	62	43	70	58
		LSD_0.05	23	13.4	22	20
	DTF	Kali Aus	84	85	74	79
		MTU1010	92	95	78	81
		Population mean	86	102	77	82
		Highest line	110	121	88	91
		Lowest line	77	82	69	74
		LSD_0.05	9	15.6	5	8
Kali Aus/2*IR64	GY	Kali Aus	910	759	2731	2201
		IR64	495	335	1432	2874
		Population mean	722	582	1454	1604
		Highest line	1890	2063	3070	4168
		Lowest line	123	188	253	284
		LSD_0.05	557	312	1117	1229
	PH	Kali Aus	68	101	90	87
		IR64	61	85	84	91
		Population mean	76	100	107	90
		Highest line	106	87	122	111
		Lowest line	50	36	73	62
		LSD_0.05	22	9	24	21
	DTF	Kali Aus	87	85	76	80
		IR64	92	93	80	88
		Population mean	79	67	79	84
		Highest line	104	116	95	102
		Lowest line	80	75	68	75
		LSD_0.05	11.2	15.9	8	9

2012 DS RS: 2012 dry season reproductive stress, 2013 DS RS: 2013 dry season reproductive stress, 2012 DS NS: 2012 dry season non-stress, 2013 DS NS: 2013 dry season non-stress, GY: grain yield (Kg h^-1), PH: plant height (cm), DTF: days to flowering (d).

ISSN: 2730-6844