Electronic Supplementary Material 3 . Summary of the QTL detected for each analyzed trait, determined by IM without MD as covariate. Trait Year LG C-if 2009 2010 4 nd SK-rd 2009 4 2010 SK-if 2009 2010 FL-rd FL-if MD Kruskal-Wallis Marker (Genomic Position)* min p value UDP97-402 (Sc4:10,486,180) nd <0.005 <0.005 2 UDP97-402 (Sc4:10,486,180) M1a (Sc2:18,412,523) 4 M12a (Sc4:9,208,608) <0.001 2 M1a (Sc2:18,412,523) <0.01 4 EPPISF032 (Sc4:12,769,735) <0.001 2 UDP96-013 (Sc2:18,895,940) <0.001 4 M12a (Sc4:9,208,608) <0.005 2 M1a (Sc2:18,412,523) <0.001 2009 4 2010 4 UDP97-402 (Sc4:10,486,180) EPPISF032 (Sc4:12,769,735) 2009 4 EPPISF032 (Sc4:12,769,735) 2010 4 2009 4 2010 4 EPPCU1106 (Sc4:9,586,223) UDP97-402 (Sc4:10,486,180) UDP97-402 (Sc4:10,486,180) Permutation Test Genomewide threshold for p<0,05 Interval Mapping LOD peak / R2 (%) LOD peak Associated marker (Genomic position (cM) Position)* 2.6 2.8 2.82 / 20.0 nd 41.89 nd 3.4 4.6 / 28.7 49.37 2.28 / 16.4 ns 58.50 UDP97-402 (Sc4:10,486,180) UDP96-013 (Sc2:18,895,940) 3.16 / 17.8 39.19 M12a (Sc4:9,208,608) 3.17 / 17.9 50.50 M1a (Sc2:18,412,523) 3.42 / 23.8 56.81 EPPISF032 (Sc4:12,769,735) 4.83 / 31.8 57.50 UDP96-013 (Sc2:18,895,940) 4.24 / 23.2 38.61 M12a (Sc4:9,208,608) M1a (Sc2:18,412,523) <0.05 3.0 3.3 3.1 EPPCU1106 (Sc4:9,586,223) nd 3.24 / 18.3 49.3 <0.001 3.6 3.94 / 29.5 51.38 <0.05 3.4 3.67 / 23.8 57.72 UDP97-402 (Sc4:10,486,180) EPPISF032 (Sc4:12,769,735) <0.05 3.8 nd nd nd <0.001 3.2 3.83 / 24.8 57.72 EPPISF032 (Sc4:12,769,735) <0.0001 3.8 11.1 / 58.2 45.82 <0.0001 3.8 16.57 / 64.8 50.38 UDP97-402 (Sc4:10,486,180) UDP97-402 (Sc4:10,486,180) * Genomic position were reported as Scaffold (Sc) number: position in bp. ns - QTL considered as not significant (lower LOD value than the threshold) nd – no QTL detected for the trait QTLs detected in both seasons in overlapping regions in underlined bold. QTL mapping for brown rot (Monilinia fructigena) resistance in an intra-specific peach (Prunus persica L. Batsch) F1 progeny. Tree Genetics and Genomics. Igor Pacheco, Daniele Bassi, Iban Eduardo, Raul Pirona, Laura Rossini and Alberto Vecchietti. Dipartimento di Scienze Agrarie e Ambientali - Produzione, Territorio, Agroenergia, Università degli Studi di Milano, via Celoria 2, 20133 Milan, Italy; Parco Tecnologico Padano, via Einstein, Loc. Cascina Codazza, 26900 Lodi, Italy. igor.pacheco@unimi.it