Table 3. AmpSeq marker-trait associations for Ren2 powdery mildew resistance.

Chr	Position	Family of AmpSeq design	Mean depth	CV	Missing individuals	'Horizon'×V. cinerea B9 (78) a			'Horizon'×Illinois 547-1 (91)
						Powdery mildew in controlled environment			Powdery mildew field rating
						P-value	marker R2	Minor allele frequency	P-value	marker R2	Minor allele frequency
chr14	26205721	HC	65	38	2	1.56E−02	0.1050	0.20	1.56E−05	0.1940	0.27
chr14	26954543	HC	207	40	0	9.23E−03	0.1174	0.27	2.24E−03	0.1309	0.47
chr14	27052970	HC	1	0	380	NaNb	0	0.00	NaN	0	0.00
chr14	27118778	HC	52	21	1	3.72E−03	0.1054	0.18	1.13E−07	0.2776	0.26
chr14	27263681	HC	232	5	2	2.42E−03	0.1148	0.19	1.45E−08	0.3101	0.26
chr14	27742679	HC	244	2	1	1.34E−03	0.1274	0.18	2.14E−08	0.3041	0.27
chr14	28408093	HC	248	2	0	6.12E−04	0.1440	0.19	3.82E−06	0.2165	0.27
chr14	28415565	HC	248	2	0	6.12E−04	0.1440	0.19	9.53E−06	0.2007	0.26
chr14	28448817	HC	51	48	42	3.78E−03	0.1399	0.34	1.05E−02	0.1205	0.37
chr14	28686983	HC	248	2	0	8.90E−03	0.0866	0.20	8.29E−06	0.2031	0.27
chr14	28791319	HC	50	38	2	1.32E−02	0.1089	0.25	6.44E−05	0.2010	0.34
chr14	28824733	HC	101	49	2	1.32E−02	0.0782	0.20	4.53E−05	0.1749	0.28

Abbreviations: CV, coefficient of variation of read depth across individuals; HC, 'Horizon’×V. cinerea B9; QTL, quantitative trait loci.

^aNumber of progeny analyzed is presented in parentheses.

^bNaN means no association detected.