Unraveling the genetic basis of grain number-related traits in a wheat-Agropyron cristatum introgressed line through high-resolution linkage mapping

Table 3 Information of important QTLs related to grain number per spike (GNS) and their co-located QTLs for GNS-component traits

QTLs	Interval^a	Environments	Unconditional and conditional QTLs for GNS												Unconditional QTLs for GNS component traits
			GNS			GNS\|GNSL			GNS\|TSS			GNS\|FSS			GNSL			TSS			FSS
			LOD	PVE^b	Add^c	LOD	PVE	Add	LOD	PVE	Add	LOD	PVE	Add	LOD	PVE	Add	LOD	PVE	Add	LOD	PVE	Add
QGNS-1A.1	0–7.5	2012LC	3.0	6.3	4.37
		2015LC	3.3	2.6	2.89							4.5	6.1	2.98	4.6	6.5	0.17
		2015SJZ	6.7	14.6	7.26				6.4	15.9	6.73	5.9	11.2	6.27
QGNS-3B.1	0–11.5	2013LC							3.0	8.3	-2.81	3.3	8.3	-2.61
		2015LC	4.5	3.5	-2.21				5.7	7.5	-2.61
		2016LC										3.2	5.8	-1.44	4.1	8.5	-0.11
QGNS-3D.1	80.5–89.5	2013LC																8.8	14.9	0.69
		2014LC																6.1	10.4	0.44	3.2	7.3	0.36
		2015LC	3.7	2.9	2.01													11.3	19.1	0.52	8.8	19.7	0.52
		2015SJZ																6.9	10.7	0.47	3.1	3.4	0.38
		2016LC																15.7	21.5	0.65	13.4	12.9	0.55
QGNS-4A.2	151.5–162.5	2011LC	4.5	11.3	4.37
		2012LC	4.4	9.6	4.05
		2013LC	5.9	13.1	4.39													4.3	6.9	0.48
		2014LC	5.9	10.0	3.82
		2015LC	12.1	10.4	3.83				6.3	8.5	2.80	4.6	6.0	1.98	5.4	7.7	0.13
		2015SJZ	5.6	12.3	4.22				2.9	7.0	2.88	2.9	5.3	2.78				4.5	6.9	0.38
		2016LC	12.3	10.8	3.21	5.5	1.1	1.53	7.7	4.3	2.48	4.7	8.8	1.80	2.7	5.6	0.09
QGNS-5A.1	33.5–37.5	GNS14	4.4	7.2	-3.22																3.2	7.2	-0.36
QGNS-5A.1	33.5–37.5	GNS15S	3.6	7.8	-3.33
QGNS-7B.2	25.5–32.5	2013LC	3.0	5.9	3.20
		2015LC							9.6	14.4	3.62	11.4	16.9	3.29	6.7	10.3	0.15
		2016LC	11.1	9.7	3.68				3.8	2.0	1.71	5.8	11.2	2.01
QGNS-7D.2	103.5–109.5	2011LC	4.7	12.3	4.62
QGNS-7D.2	103.5–109.5	2015LC	14.8	13.5	4.42	4.6	10.3	1.73	4.3	5.6	2.29

GNSL, TSS, FSS are the same as those in Table 1
^aMarker interval means the interval of the LOD peak for QTLs
^bPhenotypic variations explained by the QTLs
^cThe additive effects of the QTLs. Positive effect, increased effect contributed by PB3228; negative effect was contributed by G8901

ISSN: 1471-2229