Fig. 2From: Deciphering the mode of action and position of genetic variants impacting on egg number in broiler breedersLD heatmap for the 14 SNPs (blue labels) on GGA28. Note the formation of 2 LD blocks (denoted as black lined polygons). LD levels were estimated using the gaston R package and were graphically displayed with use of LDheatmap [11] package in R (http://www.r-project.org/)Back to article page