Comparison of different methods for assessing <i>Brassica napus</i> quantitative resistance against <i>Leptosphaeria maculans</i>.

11,Delourme et al., 2006; 2, Fitt et al., 2006; 3, Huang et al., 2009; 4, Pilet et al., 1998; 5, Travadon et al., 2009; 6, this study. 2To obtain a reliable estimate, it is necessary to do several experiments at different sites in different seasons due to G × E interactions.