Combining QTL-seq and linkage mapping to uncover the genetic basis of single vs. paired spikelets in the advanced populations of two-ranked maize×teosinte

Table 3 Significant QTL for PEDS in the BC₃F₂ and BC₄F₂ populations by traditional QTL mapping

Population	Env.^a	QTL	Chromosome	Marker interval	Physical interval (Mb)^b	LOD^c	PVE (%)^d	Add	Dom
BC₃F₂	14JH	qPEDS1.1	1	PM1-PM2	184.63–222.02	5.88	7.15	−0.08	0.07
		qPEDS3.1	3	PM7-PM8	10.86–12.56	34.81	38.05	−0.18	− 0.2
	18WJ	qPEDS3.1	3	PM10-PM11	14.12–39.65	52.97	33.92	−0.34	− 0.24
		qPEDS6.1	6	PM18-PM19	75.43–83.98	3.23	1.12	−0.04	− 0.08
BC₄F₂	15WJ	qPEDS1.1	1	PM3-PM4	230.13–258.06	5.04	1.25	0.04	−0.05
		qPEDS1.2	1	PM4-PM27	258.06–281.12	3.98	1.12	−0.06	− 0.01
		qPEDS3.1	3	PM30-PM10	11.89–14.12	31.17	33.91	−0.14	− 0.14
		qPEDS6.1	6	PM18-PM19	75.43–83.98	8.2	3.26	0.07	−0.03
		qPEDS8.1	8	PM23-PM25	126.24–149.80	4.69	1.82	−0.05	0.03

^aEnv. represents environments.14JH, 18WJ and 15WJ represent Jinghong 2014, Wenjiang 2018 and Wenjiang 2015, respectively
^bPhysical position is based on B73-RefGen_V4 sequence
^cLOD score
^dPhenotypic variance explained by each QTL

ISSN: 1471-2229