Fig. 2From: Identification of genomic regions affecting grain peroxidase activity in bread wheat using genome-wide association studyManhattan and Q-Q plots for POD activity in 207 wheat varieties. a, b, c, and d represent Manhattan and Q-Q plots based on GWAS of POD activity across Yuanyang, Shangqiu, Kaifeng and the BLUP values of the three environments, respectivelyBack to article page