Fig. 1
From: A method for obtaining flexible broccoli varieties for sustainable agriculture
PCA based on morpho-phenological traits recorded for each entry (two years of multiplications). B. oleracea var. italica original LR, Syn1-PG, its derived populations by two years of multiplication across Europe and hybrid controls. Coloured symbols represent the different entries analysed as from the legend, grey dotted arrow represent the morpho-phenological traits coded as from Table 4