Table 3 Stem diameter and water content QTL with corresponding significant SNPs and overlap with Dw or Ma genes

Trait	QTL	Chr.	Significant SNPs	Distance^{^a}	Plant height or flowering genes
BD	qBD1.1	1	S1_22691388	Within^{^b}	EHD1
BD	qBD3.1	3	S3_59642849	1.8Mb
BD	qBD12_4.1	4	S4_5581387, S4_5581390, S4_5774418	Within^{^b}
BD	qBD6.1	6	S6_44581098	Within^{^b}
MD	qMD6.1	6	S6_42736415, S6_46077506, S6_46194160, S6_46217845, S6_46217893, S6_46217966, S6_48234025	0.3Mb	Dw2
RD	qRD1.2	1	S1_66715300	Within^{^b}
RD	qRD12_3.1	3	S3_60554780	1Mb
RD	qRD6.1	6	S6_45935408	Within^{^b}
SWC	qSWC12_1.1	1	S1_25989043	Within^{^b}
SWC	qSWC6.1	6	S6_49958866, S6_49958867, S6_51042333	60kb

BD basal stem diameter, MD middle stem diameter, RD rachis diameter, SWC stem water content, LWC leaf water content.
↵a Distance between QTL to the nearest significant SNP outside the QTL interval.
↵b Significant SNPs are contained in the QTL interval.